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                        Cerumen protection plug
                    
                                            
                                - 
                                    Patent number 11,228,851
                                
 
                                - 
                                    Issue date Jan 18, 2022
                                
 
                        
                                            
                                - 
                                        
                                    SONOVA AG
                                 
                                - 
                                        
                                    Erich  Dittli
                                 
                        
                                            
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                                    H04 - ELECTRIC COMMUNICATION TECHNIQUE
                                 
                        
                 
             
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                        Cerumen filter applicator
                    
                                            
                                - 
                                    Patent number 11,190,888
                                
 
                                - 
                                    Issue date Nov 30, 2021
                                
 
                        
                                            
                                - 
                                        
                                    SONOVA AG
                                 
                                - 
                                        
                                    Martyn  Beedham
                                 
                        
                                            
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                                    H04 - ELECTRIC COMMUNICATION TECHNIQUE
                                 
                        
                 
             
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                        Hearing aid
                    
                                            
                                - 
                                    Patent number D804035
                                
 
                                - 
                                    Issue date Nov 28, 2017
                                
 
                        
                                            
                                - 
                                        
                                    SONOVA AG
                                 
                                - 
                                        
                                    Bruno  Gabathuler
                                 
                        
                                            
                                - 
                                        
                                    D24 - Medical and laboratory equipment
                                 
                        
                 
             
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                        Hearing aid
                    
                                            
                                - 
                                    Patent number D804034
                                
 
                                - 
                                    Issue date Nov 28, 2017
                                
 
                        
                                            
                                - 
                                        
                                    SONOVA AG
                                 
                                - 
                                        
                                    Bruno  Gabathuler
                                 
                        
                                            
                                - 
                                        
                                    D24 - Medical and laboratory equipment
                                 
                        
                 
             
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                        Hearing aid
                    
                                            
                                - 
                                    Patent number D762305
                                
 
                                - 
                                    Issue date Jul 26, 2016
                                
 
                        
                                            
                                - 
                                        
                                    SONOVA AG
                                 
                                - 
                                        
                                    Bruno  Gabathuler
                                 
                        
                                            
                                - 
                                        
                                    D24 - Medical and laboratory equipment
                                 
                        
                 
             
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                        Hearing device
                    
                                            
                                - 
                                    Patent number 8,311,252
                                
 
                                - 
                                    Issue date Nov 13, 2012
                                
 
                        
                                            
                                - 
                                        
                                    Phonak AG
                                 
                                - 
                                        
                                    Erich  Dittli
                                 
                        
                                            
                                - 
                                        
                                    H04 - ELECTRIC COMMUNICATION TECHNIQUE
                                 
                        
                 
             
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                        Clip for hearing aid
                    
                                            
                                - 
                                    Patent number D634434
                                
 
                                - 
                                    Issue date Mar 15, 2011
                                
 
                        
                                            
                                - 
                                        
                                    Phonak AG
                                 
                                - 
                                        
                                    Britta  Pukall
                                 
                        
                                            
                                - 
                                        
                                    D24 - Medical and laboratory equipment
                                 
                        
                 
             
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                        Clip for hearing aid
                    
                                            
                                - 
                                    Patent number D615205
                                
 
                                - 
                                    Issue date May 4, 2010
                                
 
                        
                                            
                                - 
                                        
                                    Phonak AG
                                 
                                - 
                                        
                                    Britta  Pukall
                                 
                        
                                            
                                - 
                                        
                                    D24 - Medical and laboratory equipment
                                 
                        
                 
             
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                        Behind-the-ear hearing aid
                    
                                            
                                - 
                                    Patent number 6,625,290
                                
 
                                - 
                                    Issue date Sep 23, 2003
                                
 
                        
                                            
                                - 
                                        
                                    Phonak AG
                                 
                                - 
                                        
                                    Erich  Dittli
                                 
                        
                                            
                                - 
                                        
                                    H04 - ELECTRIC COMMUNICATION TECHNIQUE
                                 
                        
                 
             
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                        Hearing aid with module
                    
                                            
                                - 
                                    Patent number D457635
                                
 
                                - 
                                    Issue date May 21, 2002
                                
 
                        
                                            
                                - 
                                        
                                    Phonak AG
                                 
                                - 
                                        
                                    Erich  Dittli
                                 
                        
                                            
                                - 
                                        
                                    D24 - Medical and laboratory equipment