Inventor · disambiguated record
Hiroyuki Tsumazawa
Also filed as: TSUMAZAWA HIROYUKI
6 granted patents·88 citations·filing 1978–1992
82Inventor score
Files withMINOLTA CAMERA KK6
Top patents by PatentIndex Score
6 records- 0179US4816860ACameraMINOLTA CAMERA KK·Filed 1987·Granted Mar 28, 1989·38 cites·29 claims
- 0264US4847650ACameraMINOLTA CAMERA KK·Filed 1988·Granted Jul 11, 1989·19 cites·6 claims
- 0354US5258798ACameraMINOLTA CAMERA KK·Filed 1992·Granted Nov 2, 1993·15 cites·5 claims
- 0449US5189524AVideo camera having an indicator for warning of the occurrence of matters which interrupt recordingMINOLTA CAMERA KK·Filed 1989·Granted Feb 23, 1993·12 cites·10 claims
- 0534US4862279AVideo camera with automatically movable microphoneMINOLTA CAMERA KK·Filed 1988·Granted Aug 29, 1989·4 cites·8 claims
- 0627US4165926ATrigger device for sound motion picture camerasMINOLTA CAMERA KK·Filed 1978·Granted Aug 28, 1979·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →