Inventor · disambiguated record
Takeo Sugawara
Also filed as: SUGAWARA TAKEO
25 granted patents·3 pending applications·385 citations·filing 1985–2019
96Inventor score
Top patents by PatentIndex Score
28 records- 0179US5550380ARadiation image detecting apparatus including bundled optical fibersHAMAMATSU PHONTONICS K K·Filed 1995·Granted Aug 27, 1996·78 cites·17 claims
- 0277US6927844B2Fingerprint input apparatusHAMAMATSU PHOTONICS KK·Filed 2002·Granted Aug 9, 2005·36 cites·13 claims
- 0374US6628874B1Optical component formed by plural multicore optical fibersHAMAMATSU PHOTONICS KK·Filed 2000·Granted Sep 30, 2003·15 cites·6 claims
- 0472US10802211B2Fiber optic plate and method for producing the sameHAMAMATSU PHOTONICS KK·Filed 2019·Granted Oct 13, 2020·0 cites·1 claims
- 0570US5684905AFiber optic plate for making pattern image incident on photosensorHAMAMATSU PHOTOTNICS K K·Filed 1996·Granted Nov 4, 1997·48 cites·10 claims
- 0669US8116606B2Fiber opticSUGAWARA TAKEO·Filed 2008·Granted Feb 14, 2012·6 cites·8 claims
- 0769US4914349APhoto-electric conversion tube with optical fiber plateHAMAMATSU PHOTONICS KK·Filed 1987·Granted Apr 3, 1990·14 cites·10 claims
- 0869US4629486AProcess of how to fabricate the microchannel plateHAMAMATSU PHOTONICS KK·Filed 1985·Granted Dec 16, 1986·18 cites·2 claims
- 0967US10209441B2Fiber optic plate and method for producing the sameHAMAMATSU PHOTONICS KK·Filed 2017·Granted Feb 19, 2019·0 cites·3 claims
- 1065US5940565AFiber optic device, light receiving member, and pattern acquisition apparatusHAMAMATSU PHOTONICS KK·Filed 1997·Granted Aug 17, 1999·28 cites·12 claims
- 1164US5923806AFiber optics deviceHAMAMATSU PHOTONICS KK·Filed 1997·Granted Jul 13, 1999·27 cites·9 claims
- 1259US6567593B1Optical componentHAMAMATSU PHOTONICS KK·Filed 2000·Granted May 20, 2003·6 cites·6 claims
- 1352US6522816B1Optical fiber bundle array componentHAMAMATSU PHOTONICS KK·Filed 2000·Granted Feb 18, 2003·3 cites·4 claims
- 1452US6399938B1Optical device, and imaging unit, imaging apparatus, radiation image sensor, and fingerprint identifying apparatus using the sameHAMAMATSU PHOTONICS KK·Filed 1998·Granted Jun 4, 2002·16 cites·8 claims
- 1552US2011222827A1Fiber optic plate and method for producing the sameHAMAMATSU PHOTONICS KK·Filed 2009·Application pending·0 cites
- 1650US5808729AFiber-optic block and fingerprint detector using the sameHAMAMATSU PHOTONICS KK·Filed 1997·Granted Sep 15, 1998·17 cites·22 claims
- 1749US5903694AFiber optics deviceHAMAMATSU PHOTONICS KK·Filed 1997·Granted May 11, 1999·14 cites·5 claims
- 1847US7295736B2Image pickup deviceHAMAMATSU PHOTONICS KK·Filed 2002·Granted Nov 13, 2007·2 cites·4 claims
- 1946US6496644B1Optical component having fibers with partitioned cores and production method thereofHAMAMATSU PHOTONICS KK·Filed 2000·Granted Dec 17, 2002·1 cites·5 claims
- 2043US7679734B2Curved surface shape inspection method, fiber optical block, and curved surface shape inspection deviceHAMAMATSU PHOTONICS KK·Filed 2004·Granted Mar 16, 2010·2 cites·19 claims
- 2143US5684906AFiber optical plateHAMAMATSU PHOTONICS KK·Filed 1996·Granted Nov 4, 1997·22 cites·3 claims
- 2240US5696039AGlass and fiber optic plate using the sameHAMAMATSU PHOTONICS KK·Filed 1996·Granted Dec 9, 1997·6 cites·15 claims
- 2339US6038360AFiberoptic block for high contrast imagingHAMAMATSU PHOTONICS KK·Filed 1997·Granted Mar 14, 2000·16 cites·3 claims
- 2439US5815625AGlass and fiber optic plate using the sameHAMAMATSU PHOTONICS KK·Filed 1997·Granted Sep 29, 1998·6 cites·18 claims
- 2538US7746402B2Image sensing device having a fiber optic block tilted with respect to a light receiving surface thereofHAMAMATSU PHOTONICS KK·Filed 2002·Granted Jun 29, 2010·0 cites·6 claims
- 2638US2010214401A1Fiber optic plate, and palm print and finger print reading apparatusHAMAMATSU PHOTONICS KK·Filed 2010·Application pending·0 cites
- 2735US2004005433A1Micro-channel plateFiled 2001·Application pending·0 cites
- 2831US6219483B1Optical device and imaging apparatus using the sameHAMAMATSU PHOTONICS KK·Filed 1998·Granted Apr 17, 2001·4 cites·5 claims
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