Inventor · disambiguated record
Takayuki Sensui
Also filed as: SENSUI TAKAYUKI
57 granted patents·1 pending application·827 citations·filing 1992–2009
99Inventor score
Top patents by PatentIndex Score
58 records- 0197US7190389B1Stereo cameraPENTAX CORP·Filed 2000·Granted Mar 13, 2007·134 cites·7 claims
- 0292US6384987B1Wide-angle lens systemASAHI OPTICAL CO LTD·Filed 2000·Granted May 7, 2002·55 cites·19 claims
- 0391US7903348B2Rear-focus optical system, imaging apparatus and method for focusing the sameNIKON CORP·Filed 2009·Granted Mar 8, 2011·13 cites·15 claims
- 0489US7218457B2Interchangeable lensNIKON CORP·Filed 2005·Granted May 15, 2007·20 cites·22 claims
- 0583US6292629B1Indicator provided within finder for single lens reflex cameraASAHI OPTICAL CO LTD·Filed 1999·Granted Sep 18, 2001·20 cites·16 claims
- 0679US6317271B1Zoom lens systemASAHI OPTICAL CO LTD·Filed 2000·Granted Nov 13, 2001·21 cites·4 claims
- 0779US5293535AEye direction detecting deviceASAHI OPTICAL CO LTD·Filed 1992·Granted Mar 8, 1994·18 cites·15 claims
- 0877US6421189B1Telephoto lens systemASAHI OPTICAL CO LTD·Filed 2000·Granted Jul 16, 2002·18 cites·12 claims
- 0975US6545824B2Wide-angle lens systemPENTAX CORP·Filed 2001·Granted Apr 8, 2003·15 cites·9 claims
- 1074US7126759B2Zoom lens systemNIKON CORP·Filed 2004·Granted Oct 24, 2006·14 cites·26 claims
- 1173US7333273B2Zoom lens system, imaging apparatus and method for varying focal lengthNIKON CORP·Filed 2007·Granted Feb 19, 2008·6 cites·34 claims
- 1272US6687061B2Wide-angle lens systemPENTAX CORP·Filed 2002·Granted Feb 3, 2004·13 cites·4 claims
- 1370US7277235B2Zoom lens systemNIKON CORP·Filed 2006·Granted Oct 2, 2007·5 cites·17 claims
- 1470US6574437B2Focus detection apparatusPENTAX CORP·Filed 2001·Granted Jun 3, 2003·8 cites·6 claims
- 1570US6359739B1Macro lens systemASAHI OPTICAL CO LTD·Filed 2000·Granted Mar 19, 2002·12 cites·4 claims
- 1668US5877892AFocus detecting apparatus for a telescope systemASAHI SEIMITSU KK·Filed 1997·Granted Mar 2, 1999·33 cites·30 claims
- 1768US5206498AFocus detecting apparatus having variable power condenser lensASAHI OPTICAL CO LTD·Filed 1992·Granted Apr 27, 1993·29 cites·11 claims
- 1867US5796517AInner focus type telescopeASAHI SEIMITSU KK·Filed 1997·Granted Aug 18, 1998·32 cites·25 claims
- 1966US6246529B1Wide-angle zoom lens systemASAHI OPTICAL CO LTD·Filed 1999·Granted Jun 12, 2001·28 cites·3 claims
- 2066US5748384AZoom lensASAHI OPTICAL CO LTD·Filed 1996·Granted May 5, 1998·29 cites·5 claims
- 2166US5602616AExposure control apparatus of cameraASAHI OPTICAL CO LTD·Filed 1995·Granted Feb 11, 1997·9 cites·71 claims
- 2264US6314247B1View finder device having compact structureASAHI OPTICAL CO LTD·Filed 2000·Granted Nov 6, 2001·5 cites·24 claims
- 2363US6393219B1Multipoint focus detecting apparatusASAHI OPTICAL CO LTD·Filed 2000·Granted May 21, 2002·8 cites·9 claims
- 2462US6757108B2Zoom lens systemPENTAX CORP·Filed 2003·Granted Jun 29, 2004·7 cites·5 claims
- 2562US5321248AFocus detection apparatus having multiple detecting zonesASAHI OPTICAL CO LTD·Filed 1993·Granted Jun 14, 1994·19 cites·32 claims
- 2660US6552857B2Soft-focus lens systemPENTAX CORP·Filed 2002·Granted Apr 22, 2003·6 cites·16 claims
- 2759US5397887AFocus detection apparatus having multiple detecting zonesASAHI OPTICAL CO LTD·Filed 1994·Granted Mar 14, 1995·17 cites·12 claims
- 2858US5280319AExposure control apparatus of camera including exposure factor limit value setting meansASAHI OPTICAL CO LTD·Filed 1992·Granted Jan 18, 1994·8 cites·46 claims
- 2957US5786942AZoom lens and aspherical lensASAHI OPTICAL CO LTD·Filed 1996·Granted Jul 28, 1998·20 cites·5 claims
- 3056US5530236AFocus detecting apparatus with particular arrangement of light receiving portionsASAHI OPTICAL CO LTD·Filed 1994·Granted Jun 25, 1996·16 cites·18 claims
- 3155US6370333B1Multipoint focus detecting apparatusASAHI OPTICAL CO LTD·Filed 2000·Granted Apr 9, 2002·3 cites·13 claims
- 3254US5347399AZoom lens systemASAHI OPTICAL CO LTD·Filed 1992·Granted Sep 13, 1994·17 cites·11 claims
- 3353US5965327AMethod for manufacturing a master die for a diffusion plate and diffusion manufactured by said methodASAHI KOGAKU KOGYO KAISHA·Filed 1997·Granted Oct 12, 1999·12 cites·7 claims
- 3453US5733710AMethod for manufacturing a master die for a diffusion plate and diffusion plate manufactured by said methodASAHI OPTICAL CO LTD·Filed 1995·Granted Mar 31, 1998·18 cites·15 claims
- 3553US5568323AZoom lensASAHI OPTICAL CO LTD·Filed 1994·Granted Oct 22, 1996·16 cites·9 claims
- 3652US6618560B2Focus detection devicePENTAX CORP·Filed 2001·Granted Sep 9, 2003·3 cites·22 claims
- 3751US6714244B1Internal indication of a viewfinder of a cameraPENTAX CORP·Filed 1999·Granted Mar 30, 2004·15 cites·12 claims
- 3849US5485242AExposure control apparatus of cameraASAHI OPTICAL CO LTD·Filed 1995·Granted Jan 16, 1996·4 cites·42 claims
- 3948US5382997AExposure control apparatus of cameraASAHI OPTICAL CO LTD·Filed 1993·Granted Jan 17, 1995·5 cites·20 claims
- 4045US8896941B2Image capturing lens, optical apparatus having same, and method for manufacturing image-capturing lensTAKE TOSHINORI·Filed 2009·Granted Nov 25, 2014·0 cites·15 claims
- 4144US6297909B1Focus detecting optical systemASAHI OPTICAL CO LTD·Filed 1999·Granted Oct 2, 2001·10 cites·4 claims
- 4243US6188845B1Multipoint focus detecting apparatusASAHI OPTICAL CO LTD·Filed 1999·Granted Feb 13, 2001·10 cites·13 claims
- 4340US5870637AAuxiliary light emitting device and focusing condition detecting deviceASAHI OPTICAL CO LTD·Filed 1997·Granted Feb 9, 1999·8 cites·23 claims
- 4440US5420438AFocus detecting apparatus including movement of detecting zonesASAHI OPTICAL CO LTD·Filed 1993·Granted May 30, 1995·8 cites·23 claims
- 4539US6041186AFinder systemASAHI OPTICAL CO LTD·Filed 1998·Granted Mar 21, 2000·7 cites·58 claims
- 4639US5646393AFocus detecting apparatus including ray orientation changesASAHI OPTICAL CO LTD·Filed 1996·Granted Jul 8, 1997·6 cites·18 claims
- 4738US6490101B2Wide-angle lens systemASAHI OPTICAL CO LTD·Filed 2000·Granted Dec 3, 2002·0 cites·7 claims
- 4838US6221561B1Diffusion plate and method for manufacturing master die thereofASAHI OPTICAL CO LTD·Filed 1999·Granted Apr 24, 2001·4 cites·14 claims
- 4938US5497229APhotometering apparatus having a split light receiving deviceASAHI OPTICAL CO LTD·Filed 1994·Granted Mar 5, 1996·7 cites·12 claims
- 5038US5327192AFocus detecting apparatusASAHI OPTICAL CO LTD·Filed 1992·Granted Jul 5, 1994·7 cites·22 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →