Inventor · disambiguated record
Masuo Ogihara
Also filed as: CHIMURA KOZO · KITAI KIYOSHI · OGIHARA MASUO
45 granted patents·358 citations·filing 1975–1995
98Inventor score
Top patents by PatentIndex Score
45 records- 0194US4782353AStepping motor-driven sector opening/closing deviceSEIKOSHA KK·Filed 1985·Granted Nov 1, 1988·48 cites·14 claims
- 0288US4697908AProgram shutterSEIKOSHA KK·Filed 1985·Granted Oct 6, 1987·26 cites·17 claims
- 0388US4634254AElectromagnetically actuated shutter for a cameraSEIKO KOKI KK·Filed 1985·Granted Jan 6, 1987·26 cites·18 claims
- 0479US4696560ACamera shutterSEIKOSHA KK·Filed 1985·Granted Sep 29, 1987·17 cites·14 claims
- 0577US4648701AControl circuit for program shutterSEIKO KOKI KK·Filed 1985·Granted Mar 10, 1987·15 cites·1 claims
- 0671US5359376ACamera and film winding-up apparatus for cameraSEIKOSHA KK·Filed 1992·Granted Oct 25, 1994·13 cites·25 claims
- 0766US4104859AReversal preventing device of electric clockSEIKO KOKI KK·Filed 1976·Granted Aug 8, 1978·15 cites·6 claims
- 0863US4444511AMode switching device in an electronic timepieceSEIKO KOKI KK·Filed 1981·Granted Apr 24, 1984·16 cites·9 claims
- 0962US4771309AStrobe control circuit for flash photographySEIKOSHA KK·Filed 1985·Granted Sep 13, 1988·9 cites·8 claims
- 1061US4881096AMotor-driven shutter for cameraSEIKOSHA KK·Filed 1987·Granted Nov 14, 1989·8 cites·17 claims
- 1157US4693583AProgrammable shutterSEIKOSHA KK·Filed 1985·Granted Sep 15, 1987·6 cites·10 claims
- 1256US3996734AMinute-interval alarming device for a clock or the likeSEIKO KOKI KK·Filed 1975·Granted Dec 14, 1976·11 cites·7 claims
- 1355US5060000AMotor-driven shutter for cameraSEIKOSHA KK·Filed 1989·Granted Oct 22, 1991·6 cites·7 claims
- 1454US4127984ASlip mechanism of clockSEIKO KOKI KK·Filed 1977·Granted Dec 5, 1978·9 cites·7 claims
- 1553US4304475AWarning system for automatic focusing cameraSEIKO KOKI KK·Filed 1980·Granted Dec 8, 1981·5 cites·7 claims
- 1653US4097755AConstruction of electromagnetic driving deviceSEIKO KOKI KK·Filed 1976·Granted Jun 27, 1978·9 cites·6 claims
- 1751US4295215ASecond hand correction device for use in timepiecesSEIKO KOKI KK·Filed 1979·Granted Oct 13, 1981·8 cites·7 claims
- 1851US4167848ADriving device for an electric timepieceSEIKO KOKI KK·Filed 1978·Granted Sep 18, 1979·9 cites·5 claims
- 1948US4212155ATime detecting switch for clockSEIKO KOKI KK·Filed 1978·Granted Jul 15, 1980·7 cites·7 claims
- 2048US4084403ADriving mechanism for a timepieceSEIKO KOKI KK·Filed 1976·Granted Apr 18, 1978·7 cites·3 claims
- 2146US4214134ATime detecting switch for alarm clockSEIKO KOKI KK·Filed 1978·Granted Jul 22, 1980·6 cites·2 claims
- 2246US4209969AAlarm clockSEIKO KOKI KK·Filed 1978·Granted Jul 1, 1980·6 cites·8 claims
- 2344US4423966AAlarm control system for alarm clockSEIKO KOKI KK·Filed 1980·Granted Jan 3, 1984·7 cites·2 claims
- 2444US4351043ATime detecting switch for an alarm clockSEIKO KOKI KK·Filed 1980·Granted Sep 21, 1982·7 cites·5 claims
- 2543US4045627ASwitching mechanism for alarming time detection in an alarming deviceSEIKO KOKI KK·Filed 1975·Granted Aug 30, 1977·6 cites·3 claims
- 2643US4037400ADrive device for electric clockSEIKO KOKI KK·Filed 1976·Granted Jul 26, 1977·5 cites·3 claims
- 2743US4015417AAlarm time setting notifying mechanism for a clock or the likeSEIKO KOKI KK·Filed 1975·Granted Apr 5, 1977·6 cites·3 claims
- 2841US4751521ATime recorder with automatic correction for momentary discontinuation of power supplySEIKOSHA KK·Filed 1986·Granted Jun 14, 1988·7 cites·17 claims
- 2941US4702579AAutomatic film sensitivity change-over deviceSEIKOSHA KK·Filed 1985·Granted Oct 27, 1987·3 cites·11 claims
- 3040US4298972AAlarm signaling time detecting device for leaf type digital clockSEIKO KOKI KK·Filed 1979·Granted Nov 3, 1981·4 cites·3 claims
- 3137US5781282ADistance measurement deviceSEIKO PRECISION KK·Filed 1995·Granted Jul 14, 1998·6 cites·13 claims
- 3237US4247931ASlip mechanism for a timepieceSEIKO KOKI KK·Filed 1978·Granted Jan 27, 1981·3 cites·6 claims
- 3335US4376994ATime detecting device for alarm clockSEIKO KOKI KK·Filed 1980·Granted Mar 15, 1983·3 cites·3 claims
- 3435US4293938AAlarm signaling time detecting device for digital clockSEIKO KOKI KK·Filed 1979·Granted Oct 6, 1981·2 cites·10 claims
- 3535US4152613AElectromagnetic driving deviceSEIKO KOKI KK·Filed 1976·Granted May 1, 1979·2 cites·12 claims
- 3635US4079581AAlarm device for clocksSEIKO KOKI KK·Filed 1975·Granted Mar 21, 1978·4 cites·6 claims
- 3733US4371267ATime detecting device for alarm clockSEIKO KOKI KK·Filed 1980·Granted Feb 1, 1983·2 cites·3 claims
- 3832US5006880AProgrammable shutterSEIKOSHA KK·Filed 1989·Granted Apr 9, 1991·0 cites·9 claims
- 3932US4755835ATime recorder with printing wheels and impression hammerSEIKOSHA KK·Filed 1986·Granted Jul 5, 1988·5 cites·23 claims
- 4032US4232511ATime detecting device for a clockSEIKO KOKI KK·Filed 1978·Granted Nov 11, 1980·1 cites·6 claims
- 4131US4657404AAlarm signaling time indicating mechanism for an alarm clockSEIKOSHA KK·Filed 1984·Granted Apr 14, 1987·1 cites·10 claims
- 4231US4270195AAlarm setting indication device for digital clockSEIKO KOKI KK·Filed 1980·Granted May 26, 1981·1 cites·10 claims
- 4330US5218401AInstant photocopying apparatusSEIKOSHA KK·Filed 1992·Granted Jun 8, 1993·0 cites·2 claims
- 4430US4251878ASwitching device for battery powered alarm clockSEIKO KOKI KK·Filed 1978·Granted Feb 17, 1981·0 cites·2 claims
- 4526US4287586ASignaling time detecting device for leaf type digital clockSEIKO KOKI KABUSHKI KAISHA·Filed 1979·Granted Sep 1, 1981·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →