Inventor · Cambridge, MA, US

David H. Griesinger

16Patents
11h-index
Co-inventors
59Inventor score

Filing activity: Jan 6, 1988 → Oct 1, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US5870480A Multichannel active matrix encoder and decoder with maximum lateral separation Electricity 91 Expired
US5136650A Sound reproduction Electricity 71 Expired
US6697491B1 5-2-5 matrix encoder and decoder system Electricity 51 Expired
US5796844A Multichannel active matrix sound reproduction with maximum lateral separation Electricity 49 Expired
US7450727B2 Multichannel downmixing device Electricity 45 Expired
US5109419A Electroacoustic system Electricity 42 Expired
US4862502A Sound reproduction Electricity 42 Expired
US7107211B2 5-2-5 matrix encoder and decoder system Electricity 36 Expired
US7386132B2 5-2-5 matrix encoder and decoder system Electricity 21 Active
US5161197A Acoustic analysis Electricity 18 Expired
US6683962B1 Method and system for driving speakers with a 90 degree phase shift Electricity 16 Expired
US7567676B2 Sound event detection and localization system using power analysis Physics 7 Expired
US8363855B2 Multichannel downmixing device Electricity 5 Active
US7492908B2 Sound localization system based on analysis of the sound field Physics 5 Expired
US7443987B2 Discrete surround audio system for home and automotive listening Electricity 4 Expired
US7499553B2 Sound event detector system Physics 0 Expired

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