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                        Active stylus ring electrode
                    
                                            
                                - 
                                    Patent number 10,025,401
                                
 
                                - 
                                    Issue date Jul 17, 2018
                                
 
                        
                                            
                                - 
                                        
                                    Apple Inc.
                                 
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                                    Priyanka  Bhandari
                                 
                        
                                            
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                                    G06 - COMPUTING CALCULATING COUNTING
                                 
                        
                 
             
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                        Vacuum variable capacitor
                    
                                            
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                                    Patent number 9,805,873
                                
 
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                                    Issue date Oct 31, 2017
                                
 
                        
                                            
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                                    Comet AG
                                 
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                                    Mark Joachim Mildner
                                 
                        
                                            
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        Vacuum variable capacitor
                    
                                            
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                                    Patent number 9,721,729
                                
 
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                                    Issue date Aug 1, 2017
                                
 
                        
                                            
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                                    Comet AG
                                 
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                                    Mark Joachim Mildner
                                 
                        
                                            
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        Variable vacuum capacitor
                    
                                            
                                - 
                                    Patent number 9,472,347
                                
 
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                                    Issue date Oct 18, 2016
                                
 
                        
                                            
                                - 
                                        
                                    Comet AG
                                 
                                - 
                                        
                                    Mike  Abrecht
                                 
                        
                                            
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        Contactor
                    
                                            
                                - 
                                    Patent number 9,412,547
                                
 
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                                    Issue date Aug 9, 2016
                                
 
                        
                                            
                                - 
                                        
                                    Siemens Aktiengesellschaft
                                 
                                - 
                                        
                                    Ming  Li
                                 
                        
                                            
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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            - 
                
                
            
 
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                        MEMS-based tunable filter
                    
                                            
                                - 
                                    Patent number 8,436,698
                                
 
                                - 
                                    Issue date May 7, 2013
                                
 
                        
                                            
                                - 
                                        
                                    Harris Corporation
                                 
                                - 
                                        
                                    John E. Rogers
                                 
                        
                                            
                                - 
                                        
                                    H03 - BASIC ELECTRONIC CIRCUITRY
                                 
                        
                 
             
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            - 
                
                
            
 
            - 
                
                
                    
                        Vacuum variable capacitor
                    
                                            
                                - 
                                    Patent number 7,042,699
                                
 
                                - 
                                    Issue date May 9, 2006
                                
 
                        
                                            
                                - 
                                        
                                    Kabushiki Kaisha Meidensha
                                 
                                - 
                                        
                                    Eiichi  Takahashi
                                 
                        
                                            
                                - 
                                        
                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
            - 
                
                
            
 
            - 
                
                
                    
                        Tunable MEMS capacitor
                    
                                            
                                - 
                                    Patent number 6,954,348
                                
 
                                - 
                                    Issue date Oct 11, 2005
                                
 
                        
                                            
                                - 
                                        
                                    Memx, Inc.
                                 
                                - 
                                        
                                    M. Steven  Rodgers
                                 
                        
                                            
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        Position detecting device
                    
                                            
                                - 
                                    Patent number 5,317,351
                                
 
                                - 
                                    Issue date May 31, 1994
                                
 
                        
                                            
                                - 
                                        
                                    Canon Kabushiki Kaisha
                                 
                                - 
                                        
                                    Hiroyuki  Takahara
                                 
                        
                                            
                                - 
                                        
                                    G01 - MEASURING TESTING