Inventor

Mamoru Shimazaki

18Patents
5h-index
16Co-inventors
63Inventor score

Filing activity: Apr 16, 1974 → Dec 14, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US5493690A Foldable portable telephone set Electricity 82 Expired
US5689821A Device for controlling extension and retraction of an antenna Electricity 19 Expired
US4012124A Adjustable mounting device for optics lens systems Physics 10 Expired
US3967886A Motion picture camera capable of synchronized sound recording Physics 7 Expired
US3963331A Camera capable of simultaneous sound recording Physics 7 Expired
US4596453A Electromagnetic drive device for shutter Physics 5 Expired
US7181006B2 Portable terminal device having timer Emerging Cross-Sectional Technologies 5 Expired
US4079398A Self-timer Physics 4 Expired
US4046464A Exposure control system and a motion picture camera using the same Physics 4 Expired
US4000940A Camera allowing simultaneous sound recording Physics 4 Expired
US6204699A Voltage detection circuit Physics 4 Expired
US4046465A Self-timer device for motion picture camera Performing Operations; Transporting 3 Expired
US4037948A Photographic camera which can use a film cartridge housing a film containing sound recording belt Physics 2 Expired
US3963334A Film transport apparatus for a motion picture camera or projector Physics 1 Expired
US4273426A Motion picture system Physics 1 Expired
US8582747B2 Telephone device with mail function, method of initiating mail, and program Electricity 0 Active
US8810609B2 Mobile terminal, a peeking prevention method and a program for peeking prevention Electricity 0 Active
US4120571A Motion picture camera for use with a cartridge for film having a sound track Physics 0 Expired

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