Inventor · disambiguated record
Sadatoshi Takahashi
Also filed as: TAKAHASHI SADATOSHI
26 granted patents·496 citations·filing 1982–2005
97Inventor score
Top patents by PatentIndex Score
26 records- 0185US4810072AZoom lensCANON KK·Filed 1988·Granted Mar 7, 1989·53 cites·8 claims
- 0283US8187756B2Fuel cell systemFUJITA NOBUO·Filed 2005·Granted May 29, 2012·8 cites·8 claims
- 0381US5253005ASmall-sized cameraCANON KK·Filed 1991·Granted Oct 12, 1993·21 cites·21 claims
- 0480US4896950AZoom lens of high power varying ratioCANON KK·Filed 1988·Granted Jan 30, 1990·41 cites·14 claims
- 0575US4852984ATelephoto lens of large aperture ratioCANON KK·Filed 1988·Granted Aug 1, 1989·33 cites·21 claims
- 0675US4830477AZoom lens capable of obtaining focal lengths beyond a variable focal length rangeCANON KK·Filed 1985·Granted May 16, 1989·34 cites·14 claims
- 0774US4629294AZoom lensCANON KK·Filed 1984·Granted Dec 16, 1986·26 cites·4 claims
- 0872US5000550AWide-angle type zoom lens having inner-focus lensCANON KK·Filed 1990·Granted Mar 19, 1991·35 cites·9 claims
- 0965US4949107ACamera having telescopic capabilityCANON KK·Filed 1989·Granted Aug 14, 1990·9 cites·9 claims
- 1065US4717245AHigh relative aperture Gauss type lensCANON KK·Filed 1986·Granted Jan 5, 1988·23 cites·10 claims
- 1165US4659187AZoom lens using elements made of plastic materialsCANON KK·Filed 1983·Granted Apr 21, 1987·19 cites·12 claims
- 1259US4696553AZoom lens having a large zoom ratioCANON KK·Filed 1983·Granted Sep 29, 1987·15 cites·11 claims
- 1359US4666257ACompact zoom lensCANON KK·Filed 1985·Granted May 19, 1987·20 cites·4 claims
- 1459US4639096AHigh range zoom lensCANON KK·Filed 1984·Granted Jan 27, 1987·15 cites·6 claims
- 1558US4749266ACompact zoom lens having a large aperture and good aberation correction over an extended zooming rangeCANON KK·Filed 1983·Granted Jun 7, 1988·15 cites·10 claims
- 1654US5144488AZoom lensCANON KK·Filed 1991·Granted Sep 1, 1992·17 cites·26 claims
- 1754US4527858AUniform speed scanning lens having a high resolving powerCANON KK·Filed 1984·Granted Jul 9, 1985·12 cites·7 claims
- 1853US4865434AZoom lens capable of selecting a focal length beyond a standard focal length rangeCANON KK·Filed 1985·Granted Sep 12, 1989·15 cites·13 claims
- 1952US4781446AZoom lens having a capability of introducing special features into image formatsCANON KK·Filed 1985·Granted Nov 1, 1988·14 cites·11 claims
- 2050US4690513AWide angle high range zoom lensCANON KK·Filed 1985·Granted Sep 1, 1987·13 cites·10 claims
- 2150US4653874AZoom lensCANON KK·Filed 1986·Granted Mar 31, 1987·13 cites·10 claims
- 2248US4695133AHigh range zoom lensCANON KK·Filed 1985·Granted Sep 22, 1987·12 cites·11 claims
- 2346US4515446AZoom objectiveCANON KK·Filed 1982·Granted May 7, 1985·9 cites·5 claims
- 2444US4687303AZoom lens systemCANON KK·Filed 1984·Granted Aug 18, 1987·8 cites·4 claims
- 2542US4720180AHigh magnification range zoom lensCANON KK·Filed 1983·Granted Jan 19, 1988·7 cites·5 claims
- 2642US4711534AZoom lens able to obtain focal lengths beyond the zooming rangeCANON KK·Filed 1985·Granted Dec 8, 1987·9 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Sadatoshi Takahashi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →