Inventor · disambiguated record
Toshio Kasai
Also filed as: KASAI TOSHIO
16 granted patents·6 pending applications·463 citations·filing 1989–2019
95Inventor score
Files withASAHI OPTICAL CO LTD6PENTAX CORP5NISSAN CHEMICAL IND LTD4LAUREL PREC MACHINES CO LTD2ORGANO KK2
Top patents by PatentIndex Score
22 records- 0194US4886601AColumn filter using bundles of long fibersORGANO KK·Filed 1989·Granted Dec 12, 1989·105 cites·3 claims
- 0292US6440187B1Alumina powder, process for producing the same and polishing compositionNISSAN CHEMICAL IND LTD·Filed 1999·Granted Aug 27, 2002·81 cites·8 claims
- 0382US6350978B1Deterioration sensing device for light-emitting diodeASAHI OPTICAL CO LTD·Filed 2000·Granted Feb 26, 2002·29 cites·14 claims
- 0481US7359543B2Image detector for bank notesLAUREL PREC MACHINES CO LTD·Filed 2004·Granted Apr 15, 2008·27 cites·22 claims
- 0578US6007592APolishing composition for aluminum disk and polishing process therewithNISSAN CHEMICAL IND LTD·Filed 1997·Granted Dec 28, 1999·32 cites·10 claims
- 0677US7440604B2Image detector for bank notesLAUREL PREC MACHINES CO LTD·Filed 2004·Granted Oct 21, 2008·13 cites·17 claims
- 0777US5962343AProcess for producing crystalline ceric oxide particles and abrasiveNISSAN CHEMICAL IND LTD·Filed 1997·Granted Oct 5, 1999·43 cites·12 claims
- 0876US4915833AColumn filter using bundles of long fibersORGANO KK·Filed 1989·Granted Apr 10, 1990·34 cites·15 claims
- 0970US6372003B1Polishing abrasive of crystalline ceric oxide particles having surfaces modified with hydroxyl groupsNISSAN CHEMICAL IND LTD·Filed 1999·Granted Apr 16, 2002·31 cites·10 claims
- 1053US11474015B2Viscosity measurement unit and viscometerATAGO CO LTD·Filed 2019·Granted Oct 18, 2022·0 cites·3 claims
- 1151US5309463ALaser driving circuitASAHI OPTICAL CO LTD·Filed 1993·Granted May 3, 1994·13 cites·9 claims
- 1250US6246705B1Optical scanning deviceASAHI OPTICAL CO LTD·Filed 1999·Granted Jun 12, 2001·14 cites·10 claims
- 1350US5408483ALaser beam emitting device with selective laser beam power output levelASAHI OPTICAL CO LTD·Filed 1993·Granted Apr 18, 1995·12 cites·16 claims
- 1449US5543955AOptical scanning systemASAHI OPTICAL CO LTD·Filed 1994·Granted Aug 6, 1996·13 cites·27 claims
- 1548US5883731AMulti-beam scanning deviceASAHI OPTICAL CO LTD·Filed 1997·Granted Mar 16, 1999·13 cites·16 claims
- 1645US2010136705A1Method for measuring concentration of peroxycarboxylic acid and apparatus thereforKOJIMA SACHIKO·Filed 2008·Application pending·0 cites
- 1740US2006049344A1Laser scanning devicePENTAX CORP·Filed 2005·Application pending·0 cites
- 1840US2006045149A1Laser scanning devicePENTAX CORP·Filed 2005·Application pending·0 cites
- 1939US2003103535A1Guide member and method for mounting light emitter to circuit boardPENTAX CORP·Filed 2002·Application pending·0 cites
- 2039US2004223203A1Laser scanning devicePENTAX CORP·Filed 2004·Application pending·0 cites
- 2139US2005074046A1Light emitting devicePENTAX CORP·Filed 2004·Application pending·0 cites
- 2225US6203589B1Metal-resis bond grindstone and method for manufacturing the sameRIKEN·Filed 1999·Granted Mar 20, 2001·3 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →