Inventor · disambiguated record
Yasuhiko Ishikawa
Also filed as: ISHIKAWA YASUHIKO
16 granted patents·3 pending applications·466 citations·filing 1996–2023
95Inventor score
Files withTOCHIGI FUJI SANGYO KK12ISHIKAWA YASUHIKO3KONICA MINOLTA INC2MASSACHUSETTS INST TECHNOLOGY2
Top patents by PatentIndex Score
19 records- 0196US6812495B2Ge photodetectorsMASSACHUSETTS INST TECHNOLOGY·Filed 2002·Granted Nov 2, 2004·113 cites·13 claims
- 0294US6436002B1Differential apparatusTOCHIGI FUJI SANGYO KK·Filed 2000·Granted Aug 20, 2002·64 cites·16 claims
- 0389US6946318B2Method of forming GE photodetectorsMASSACHUSETTS INST TECHNOLOGY·Filed 2004·Granted Sep 20, 2005·38 cites·32 claims
- 0488US6413183B1Power transmission apparatusTOCHIGI FUJI SANGYO KK·Filed 2000·Granted Jul 2, 2002·52 cites·20 claims
- 0586US6832972B2Differential and differential systemTOCHIGI FUJI SANGYO KK·Filed 2001·Granted Dec 21, 2004·23 cites·18 claims
- 0681US10741715B2Light-receiving element and near infrared light detectorKONICA MINOLTA INC·Filed 2017·Granted Aug 11, 2020·1 cites·10 claims
- 0780US7094172B2Differential and differential systemTOCHIGI FUJI SANGYO KK·Filed 2004·Granted Aug 22, 2006·17 cites·18 claims
- 0875US6066063ADifferential apparatusTOCHIGI FUJI SANGYO KK·Filed 1998·Granted May 23, 2000·27 cites·15 claims
- 0970US6076623AFour-wheel drive vehicle power trainTOCHIGI FUJI SANGYO KK·Filed 1997·Granted Jun 20, 2000·39 cites·1 claims
- 1068US6719110B2Wet type friction clutch and electromagnetic clutchTOCHIGI FUJI SANGYO KK·Filed 2002·Granted Apr 13, 2004·13 cites·15 claims
- 1164US5857936ADifferential limiting mechanism of differential apparatusTOCHIGI FUJI SANGYO KK·Filed 1997·Granted Jan 12, 1999·19 cites·8 claims
- 1263US5728024ADifferential apparatusTOCHIGI FUJI SANGYO KK·Filed 1996·Granted Mar 17, 1998·19 cites·31 claims
- 1360US6523633B1Four-wheel drive vehicle power trainTOCHIGI FUJI SANGYO KK·Filed 1997·Granted Feb 25, 2003·28 cites·4 claims
- 1450US2024374449A1Sacroiliac joint correction bedISHIKAWA YASUHIKO·Filed 2023·Application pending·0 cites
- 1545US2022211565A1Treatment tableISHIKAWA YASUHIKO·Filed 2020·Application pending·0 cites
- 1644US6638194B2Drive power transmission apparatusTOCHIGI FUJI SANGYO KK·Filed 2001·Granted Oct 28, 2003·3 cites·18 claims
- 1742US5728025ADifferential apparatusTOCHIGI FUJI SANGYO KK·Filed 1996·Granted Mar 17, 1998·10 cites·15 claims
- 1841US2019267509A1Light-receiving element and near infrared light detectorKONICA MINOLTA INC·Filed 2017·Application pending·0 cites
- 1939US12370071B2Pelvis correction beltISHIKAWA YASUHIKO·Filed 2020·Granted Jul 29, 2025·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →