Inventor · disambiguated record
Satoshi Yahagi
Also filed as: YAHAGI SATOSHI
20 granted patents·15 pending applications·332 citations·filing 1991–2016
95Inventor score
Files withFUJI PHOTO OPTICAL CO LTD16SUMITOMO ELECTRIC INDUSTRIES9FUJINON CORP4KASHIHARA HIDEKI2HAHAKURA SHUJI1
Top patents by PatentIndex Score
35 records- 0187US7417682B2Visible and infrared light photographing lens systemFUJINON CORP·Filed 2004·Granted Aug 26, 2008·45 cites·10 claims
- 0281US6822801B2Device for determining focused state of taking lensFUJI PHOTO OPTICAL CO LTD·Filed 2002·Granted Nov 23, 2004·24 cites·4 claims
- 0377US7848630B2Autofocus adapterFUJINON CORP·Filed 2007·Granted Dec 7, 2010·5 cites·8 claims
- 0473US6278559B1Zoom lens for television cameraFUJI PHOTO OPTICAL CO LTD·Filed 2000·Granted Aug 21, 2001·15 cites·3 claims
- 0572US6924842B2Focusing state determining adapter for taking lensFUJINON CORP·Filed 2002·Granted Aug 2, 2005·11 cites·16 claims
- 0671US5808809AZoom lensFUJI PHOTO OPTICAL CO LTD·Filed 1997·Granted Sep 15, 1998·37 cites·2 claims
- 0770US5327289ALuminous flux separating optical systemFUJI PHOTO OPTICAL CO LTD·Filed 1991·Granted Jul 5, 1994·30 cites·26 claims
- 0867US5694252AZoom lensFUJI PHOTO OPTICAL CO LTD·Filed 1996·Granted Dec 2, 1997·32 cites·3 claims
- 0964US7262805B2Focus detecting systemFUJINON CORP·Filed 2003·Granted Aug 28, 2007·6 cites·18 claims
- 1062US6522479B2Zoom lensFUJI PHOTO OPTICAL CO LTD·Filed 2001·Granted Feb 18, 2003·8 cites·6 claims
- 1158US5548445AZoom lens systemFUJI PHOTO OPTICAL CO LTD·Filed 1995·Granted Aug 20, 1996·22 cites·4 claims
- 1255US5745298AZoom lens systemFUJI PHOTO OPTICAL CO LTD·Filed 1995·Granted Apr 28, 1998·19 cites·5 claims
- 1354US2008198259A1Auto focus systemSASAKI TADASHI·Filed 2008·Application pending·0 cites
- 1453US6124983AZoom lensFUJI PHOTO OPTICAL CO LTD·Filed 1999·Granted Sep 26, 2000·17 cites·4 claims
- 1553US2016271532A1Pleated filter, ballast water treatment apparatus, and ballast water treatment method using the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Application pending·0 cites
- 1652US5459615AMiniature fixed-focal-length lens systemFUJI PHOTO OPTICAL CO LTD·Filed 1993·Granted Oct 17, 1995·16 cites·18 claims
- 1749US2004130652A1Auto focus systemFiled 2003·Application pending·0 cites
- 1847US6014268ATwo-group small zoom lensFUJI PHOTO OPTICAL CO LTD·Filed 1998·Granted Jan 11, 2000·13 cites·4 claims
- 1946US5764420AZoom lensFUJI PHOTO OPTICAL CO LTD·Filed 1996·Granted Jun 9, 1998·12 cites·2 claims
- 2045US6809883B2Autofocus systemFUJI PHOTO OPTICAL CO LTD·Filed 2003·Granted Oct 26, 2004·0 cites·20 claims
- 2145US2013092617A1Water treatment unit and water treatment apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Application pending·0 cites
- 2245US2013092618A1Separation membrane, water treatment unit and water treatment apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Application pending·0 cites
- 2344US2003174232A1Focus detecting systemFiled 2003·Application pending·0 cites
- 2444US2015336651A1Ballast water treatment apparatus and reverse cleaning method for ballast water treatment apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Application pending·0 cites
- 2543US5760966AZoom lensFUJI PHOTO OPTICAL CO LTD·Filed 1996·Granted Jun 2, 1998·10 cites·4 claims
- 2642US5657170APhotographic lens apparatusFUJI PHOTO OPTICAL CO LTD·Filed 1996·Granted Aug 12, 1997·10 cites·2 claims
- 2740US2017107119A1Filtering device, pleated filter, and method for treating ballast waterSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Application pending·0 cites
- 2840US2018140983A1Pleated filter cartridge, ballast water treatment device using same, and ballast water treatment methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Application pending·0 cites
- 2940US2012074059A1Cleaning method for filtration membrane and membrane filtration apparatusHAHAKURA SHUJI·Filed 2011·Application pending·0 cites
- 3040US2017217557A1Pleated filter, pleated filter cartridge, and ballast water treatment device and ballast water treatment method, each using sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Application pending·0 cites
- 3139US6783246B2Ghost image prevention element for imaging optical systemFUJI PHOTO OPTICAL CO LTD·Filed 2002·Granted Aug 31, 2004·0 cites·20 claims
- 3238US2012118824A1Water treatment apparatus and water treatment methodKASHIHARA HIDEKI·Filed 2011·Application pending·0 cites
- 3337US2017240263A1Ballast water treatment device, and method for treating ballast waterSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Application pending·0 cites
- 3437US2013081997A1Separation membrane for seawater desalination pretreatment, seawater desalination pretreatment device, seawater desalination apparatus, and seawater desalination methodKASHIHARA HIDEKI·Filed 2011·Application pending·0 cites
- 3537US2016144303A1Pleated filter, ballast water treatment apparatus, and ballast water treatment method using the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Application pending·0 cites
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