Inventor · Hildesheim, DE

Heinz Epping

15Patents
3h-index
16Co-inventors
53Inventor score

Filing activity: Feb 3, 1999 → Mar 22, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US7251341B2 Microphone Electricity 5 Expired
US6454226B2 Holding device for the attachment of a microphone to an object Electricity 4 Expired
US6149114A Mounting device for attaching a microphone to a musical instrument Electricity 3 Expired
US9661419B2 Microphone having a microphone capsule, dynamic sound transducer for headphones, earphones or headsets and method for producing a microphone capsule or a sound transducer Electricity 2 Active
US8971545B2 Earpiece Electricity 2 Active
US8731231B2 Dynamic sound transducer and receiver Electricity 2 Active
US10110980B2 Guitar amplifier microphone unit Electricity 1 Active
US7079663B1 Microphone Electricity 1 Expired
US9813807B2 Ear-canal earpiece Electricity 1 Active
US10117025B2 Electrodynamic sound transducer Electricity 1 Active
US8477969B2 Condenser microphone Electricity 0 Active
US10194247B2 Electrodynamic sound transducer Electricity 0 Active
US8879777B2 Dynamic electroacoustic transducer Electricity 0 Active
US9628925B2 Ear canal earpiece and earmold unit for an earpiece Physics 0 Active
US10136224B2 Electrodynamic sound transducer Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.