- 
                
                
            
 
            - 
                
                
                    
                        Reciprocating type compressor
                    
                                            
                                - 
                                    Patent number 10,895,255
                                
 
                                - 
                                    Issue date Jan 19, 2021
                                
 
                        
                                            
                                - 
                                        
                                    LG Electronics Inc.
                                 
                                - 
                                        
                                    Seungwook  Kim
                                 
                        
                                            
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        Radially configured oil-free compressor
                    
                                            
                                - 
                                    Patent number 10,077,800
                                
 
                                - 
                                    Issue date Sep 18, 2018
                                
 
                        
                                            
                                - 
                                        
                                    Westinghouse Air Brake Technologies Corporation
                                 
                                - 
                                        
                                    Jeffrey  Hritz
                                 
                        
                                            
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        Connecting rod for an air compressor
                    
                                            
                                - 
                                    Patent number 10,001,160
                                
 
                                - 
                                    Issue date Jun 19, 2018
                                
 
                        
                                            
                                - 
                                        
                                    Westinghouse Air Brake Technologies Corporation
                                 
                                - 
                                        
                                    Jeffrey  Hritz
                                 
                        
                                            
                                - 
                                        
                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        Piston drive device
                    
                                            
                                - 
                                    Patent number 9,709,049
                                
 
                                - 
                                    Issue date Jul 18, 2017
                                
 
                        
                                            
                                - 
                                        
                                    Shinano Kenshi Co., Ltd.
                                 
                                - 
                                        
                                    Kazuhiro  Ueda
                                 
                        
                                            
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                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        High pressure fuel injector supply pump
                    
                                            
                                - 
                                    Patent number 8,348,644
                                
 
                                - 
                                    Issue date Jan 8, 2013
                                
 
                        
                                            
                                - 
                                        
                                    Denso Corporation
                                 
                                - 
                                        
                                    Shinya  Tsutsumidani
                                 
                        
                                            
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        Multistage high pressure compressor
                    
                                            
                                - 
                                    Patent number 6,431,840
                                
 
                                - 
                                    Issue date Aug 13, 2002
                                
 
                        
                                            
                                - 
                                        
                                    Sanyo Electric Co., Ltd.
                                 
                                - 
                                        
                                    Denji  Mashimo
                                 
                        
                                            
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        Radial piston compressor
                    
                                            
                                - 
                                    Patent number 4,465,436
                                
 
                                - 
                                    Issue date Aug 14, 1984
                                
 
                        
                                            
                                - 
                                        
                                    Siemens Aktiengesellschaft
                                 
                                - 
                                        
                                    Siegfried  Schonwald
                                 
                        
                                            
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        Fluid compressor
                    
                                            
                                - 
                                    Patent number 4,352,640
                                
 
                                - 
                                    Issue date Oct 5, 1982
                                
 
                        
                                            
                                - 
                                        
                                    Honda Giken Kogyo Kabushiki Kaisha
                                 
                                - 
                                        
                                    Hiroshi  Takamatsu
                                 
                        
                                            
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        Space heating installation
                    
                                            
                                - 
                                    Patent number 4,211,092
                                
 
                                - 
                                    Issue date Jul 8, 1980
                                
 
                        
                                            
                                - 
                                        
                                    Ludwig  Ludin
                                 
                        
                                            
                                - 
                                        
                                    F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
                                 
                        
                 
             
            - 
                
                
                    
                        Cam driven compressor
                    
                                            
                                - 
                                    Patent number 4,105,371
                                
 
                                - 
                                    Issue date Aug 8, 1978
                                
 
                        
                                            
                                - 
                                        
                                    General Motors Corporation
                                 
                                - 
                                        
                                    Jack W. Savage
                                 
                        
                                            
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        2955750
                    
                                            
                                - 
                                    Patent number 2,955,750
                                
 
                                - 
                                    Issue date Oct 11, 1960
                                
 
                        
                                                                
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        2578146
                    
                                            
                                - 
                                    Patent number 2,578,146
                                
 
                                - 
                                    Issue date Dec 11, 1951
                                
 
                        
                                                                
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        2578139
                    
                                            
                                - 
                                    Patent number 2,578,139
                                
 
                                - 
                                    Issue date Dec 11, 1951
                                
 
                        
                                                                
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        2515033
                    
                                            
                                - 
                                    Patent number 2,515,033
                                
 
                                - 
                                    Issue date Jul 11, 1950
                                
 
                        
                                                                
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        2454600
                    
                                            
                                - 
                                    Patent number 2,454,600
                                
 
                                - 
                                    Issue date Nov 23, 1948
                                
 
                        
                                                                
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        1983260
                    
                                            
                                - 
                                    Patent number 1,983,260
                                
 
                                - 
                                    Issue date Dec 4, 1934
                                
 
                        
                                                                
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        1951558
                    
                                            
                                - 
                                    Patent number 1,951,558
                                
 
                                - 
                                    Issue date Mar 20, 1934
                                
 
                        
                                                                
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        1846360
                    
                                            
                                - 
                                    Patent number 1,846,360
                                
 
                                - 
                                    Issue date Feb 23, 1932
                                
 
                        
                                                                
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
            - 
                
                
                    
                        1654893
                    
                                            
                                - 
                                    Patent number 1,654,893
                                
 
                                - 
                                    Issue date Jan 3, 1928
                                
 
                        
                                                                
                                - 
                                        
                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
                                 
                        
                 
             
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                        1580237
                    
                                            
                                - 
                                    Patent number 1,580,237
                                
 
                                - 
                                    Issue date Apr 13, 1926
                                
 
                        
                                                                
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                                    F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...