Inventor · disambiguated record
Osamu Yoshikawa
Also filed as: YOSHIKAWA OSAMU
66 granted patents·2 pending applications·1,028 citations·filing 1983–2023
99Inventor score
Top patents by PatentIndex Score
68 records- 0195US7215329B2Touch panel input deviceSMK KK·Filed 2002·Granted May 8, 2007·238 cites·15 claims
- 0293US10061433B2Touch-type input deviceTOKAI RIKA CO LTD·Filed 2015·Granted Aug 28, 2018·14 cites·3 claims
- 0393US5815139ARelative manipulated variable input deviceSMK KK·Filed 1997·Granted Sep 29, 1998·90 cites·2 claims
- 0483US7119798B2Digitizing tabletSMK KK·Filed 2003·Granted Oct 10, 2006·45 cites·21 claims
- 0583US4529142ABrake device for a spinning reelSHIMANO INDUSTRIAL CO·Filed 1983·Granted Jul 16, 1985·33 cites·5 claims
- 0679US9441882B2Gas feeding apparatus for powder and granular material feederYOSHIKAWA CORP·Filed 2012·Granted Sep 13, 2016·5 cites·13 claims
- 0777US9691315B2Touch-type input deviceTOKAI RIKA CO LTD·Filed 2015·Granted Jun 27, 2017·3 cites·1 claims
- 0877US7962040B2Remote control transmitterSMK KK·Filed 2007·Granted Jun 14, 2011·6 cites·10 claims
- 0977US7113053B2Pulse-width modulation signal generating device and method for generating pulse-width modulation signalsSMK KK·Filed 2005·Granted Sep 26, 2006·8 cites·12 claims
- 1073US7432915B2Touch panel input deviceSMK KK·Filed 2005·Granted Oct 7, 2008·6 cites·2 claims
- 1173US5453941AMethod and device for detecting and measuring pressure and coordinates in pressure-sensitive padsSMK KK·Filed 1994·Granted Sep 26, 1995·62 cites·13 claims
- 1272US9342201B2Capacitive touch input deviceTOKAI RIKA CO LTD·Filed 2014·Granted May 17, 2016·4 cites·4 claims
- 1371US5217552AMethod of installing tile-like floor materialTOYO LINOLEUM·Filed 1991·Granted Jun 8, 1993·41 cites·4 claims
- 1467US9218089B2Noise cancellation electrode driving for touch panelTOKAI RIKA CO LTD·Filed 2013·Granted Dec 22, 2015·2 cites·3 claims
- 1567USD397325SCoordinate input deviceSMK KK·Filed 1997·Granted Aug 25, 1998·14 cites·1 claims
- 1666US9563311B2Touch type input device and method for detecting touching of touch panelTOKAI RIKA CO LTD·Filed 2014·Granted Feb 7, 2017·2 cites·4 claims
- 1766US8547117B2Capacitive touch panelYOSHIKAWA OSAMU·Filed 2011·Granted Oct 1, 2013·2 cites·6 claims
- 1865US6064697APulse modulating method, pulse modulating equipment and pulse demodulating equipmentSMK KK·Filed 1996·Granted May 16, 2000·56 cites·4 claims
- 1965US5540397ASpinning reelSHIMANO KK·Filed 1994·Granted Jul 30, 1996·23 cites·3 claims
- 2063US9688488B2Metering feederYOSHIKAWA CORP·Filed 2013·Granted Jun 27, 2017·3 cites·6 claims
- 2163US7886938B2Powder and granular material feederYOSHIKAWA CORP·Filed 2006·Granted Feb 15, 2011·5 cites·3 claims
- 2261US8547113B2Capacitive touch panelYOSHIKAWA OSAMU·Filed 2011·Granted Oct 1, 2013·1 cites·3 claims
- 2360US7176735B2Wave-shaping circuitSMK KK·Filed 2005·Granted Feb 13, 2007·5 cites·12 claims
- 2460US5221057ASpinning reel with one-way clutch mechanismSHIMANO KK·Filed 1991·Granted Jun 22, 1993·21 cites·6 claims
- 2559US5852260APressure sensitive three-dimensional tablet and manipulation data detecting method thereforSMK KK·Filed 1997·Granted Dec 22, 1998·38 cites·8 claims
- 2658US8247712B2Coordinate input deviceYOSHIKAWA OSAMU·Filed 2009·Granted Aug 21, 2012·1 cites·1 claims
- 2758US6275289B1MonochromatorSHIMADZU CORP·Filed 2000·Granted Aug 14, 2001·6 cites·12 claims
- 2856US5375747APulverulent material feeder apparatusFiled 1993·Granted Dec 27, 1994·17 cites·4 claims
- 2955USD368100SFeeder for supplying a fixed quantity of particlesYOSHIKAWA OSAMU·Filed 1994·Granted Mar 19, 1996·8 cites·1 claims
- 3054USD889516SMaterial feederYOSHIKAWA CORP·Filed 2019·Granted Jul 7, 2020·5 cites·1 claims
- 3154US5308017ASpinning reel with a shock absorbing mechanismSHIMANO KK·Filed 1992·Granted May 3, 1994·17 cites·6 claims
- 3253US8194035B2Instruction inputting deviceYOSHIKAWA OSAMU·Filed 2009·Granted Jun 5, 2012·2 cites·19 claims
- 3353US5790105APressure sensitive resistor tablet coordinate input deviceSMK KK·Filed 1997·Granted Aug 4, 1998·27 cites·7 claims
- 3453US5392035ATransparent coordinate detection deviceSMK KK·Filed 1993·Granted Feb 21, 1995·23 cites·10 claims
- 3553US5312067ASpinning reelSHIMANO KK·Filed 1992·Granted May 17, 1994·17 cites·6 claims
- 3653US5279477ASound producing apparatus for spinning reelSHIMANO KK·Filed 1991·Granted Jan 18, 1994·17 cites·6 claims
- 3753US4601437ASpinning reelSHIMANO INDUSTRIAL CO·Filed 1984·Granted Jul 22, 1986·13 cites·6 claims
- 3850US6860410B2Powder and grain feederYOSHIKAWA CORP·Filed 2003·Granted Mar 1, 2005·4 cites·7 claims
- 3949US11685704B2Trihydroxybenzene production methodMITSUI CHEMICALS INC·Filed 2019·Granted Jun 27, 2023·0 cites·6 claims
- 4049US10294030B2Dew condensation prevention device for discharge chute, and particulate feeding device using sameYOSHIKAWA CORP·Filed 2016·Granted May 21, 2019·0 cites·12 claims
- 4147US11788876B2Batch weighing/supply device, and operating method thereforYOSHIKAWA CORP·Filed 2019·Granted Oct 17, 2023·0 cites·15 claims
- 4247US5883617APointing device with improved cursor control dataSMK KK·Filed 1996·Granted Mar 16, 1999·19 cites·5 claims
- 4347US5379957ASpinning reel having balancerSHIMANO KK·Filed 1992·Granted Jan 10, 1995·9 cites·29 claims
- 4447US2008180390A1Non-contact input deviceSMK KK·Filed 2007·Application pending·0 cites
- 4546US5350129ASpinning reel having balancing meansSHIMANO KK·Filed 1992·Granted Sep 27, 1994·13 cites·4 claims
- 4645US9354746B2Capacitive touch panelSMK KK·Filed 2014·Granted May 31, 2016·0 cites·9 claims
- 4745US5419505ASpinning reel having a stopper for limiting spool movementSHIMANO KK·Filed 1992·Granted May 30, 1995·12 cites·11 claims
- 4845US5328127ASpinning reel having a sealed front drag mechanismSHIMANO KK·Filed 1993·Granted Jul 12, 1994·12 cites·3 claims
- 4944US9436383B2Operating deviceTOKAI RIKA CO LTD·Filed 2012·Granted Sep 6, 2016·0 cites·5 claims
- 5043US4696437ADrag adjusting device for a closed-face type fishing reelSHIMANO INDUSTRIAL CO·Filed 1986·Granted Sep 29, 1987·10 cites·1 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →