Inventor · disambiguated record
Katsuhiko Torii
Also filed as: TORII KATSUHIKO
40 granted patents·1,160 citations·filing 1989–2008
98Inventor score
Files withASMO CO LTD30KAWAI MUSICAL INSTR MFG CO6AMSO CO LTD2KABUSHIKI KASHIA KAWAI GAKKI S1YAMAMOTO HIROAKI1
Top patents by PatentIndex Score
40 records- 0195US6916980B2Acoustic control system for electronic musical instrumentKAWAI MUSICAL INSTR MFG CO·Filed 2003·Granted Jul 12, 2005·226 cites·6 claims
- 0295US6288464B1Motor having worm gear mechanismASMO CO LTD·Filed 2000·Granted Sep 11, 2001·65 cites·20 claims
- 0391US6242824B1Motor and manufacturing method thereofASMO CO LTD·Filed 2000·Granted Jun 5, 2001·45 cites·10 claims
- 0491US6229233B1Motor having worm gear mechanismASMO CO LTD·Filed 2000·Granted May 8, 2001·48 cites·14 claims
- 0591US4908988ASelf-driving closure deviceASMO CO LTD·Filed 1989·Granted Mar 20, 1990·68 cites·20 claims
- 0689US6591707B2Geared motor having worm wheel drivingly connected to output shaftASMO CO LTD·Filed 2001·Granted Jul 15, 2003·36 cites·20 claims
- 0788US4939867APower supplying system for self-driving closure deviceAMSO CO LTD·Filed 1989·Granted Jul 10, 1990·63 cites·20 claims
- 0885US7678988B2Musical tone apparatusKAWAI MUSICAL INSTR MFG CO·Filed 2007·Granted Mar 16, 2010·16 cites·20 claims
- 0984US6707188B2Motor having rotational sensorASMO CO LTD·Filed 2001·Granted Mar 16, 2004·31 cites·21 claims
- 1084US6573625B2Motor device having water-proof brush holderASMO CO LTD·Filed 2001·Granted Jun 3, 2003·35 cites·45 claims
- 1183US7187095B2Motor, control circuit member and manufacturing method of motorASMO CO LTD·Filed 2005·Granted Mar 6, 2007·12 cites·19 claims
- 1282US7298062B2Motor, control circuit member and manufacturing method of motorASMO CO LTD·Filed 2007·Granted Nov 20, 2007·10 cites·23 claims
- 1378US6700269B2Direct current motor yoke housing having groove-like reduced thickness portionsASMO CO LTD·Filed 2001·Granted Mar 2, 2004·23 cites·22 claims
- 1478US5399025ABearing structure for motorASMO CO LTD·Filed 1992·Granted Mar 21, 1995·40 cites·9 claims
- 1577US6463829B2Geared motor having a reinforced gear housingASMO CO LTD·Filed 2001·Granted Oct 15, 2002·20 cites·7 claims
- 1677US4967510AClosure deviceAMSO CO LTD·Filed 1989·Granted Nov 6, 1990·38 cites·20 claims
- 1774US6390264B2Clutch and motor including such clutchASMO CO LTD·Filed 2001·Granted May 21, 2002·24 cites·12 claims
- 1873US6575277B1Clutch and drive device having the clutchASMO CO LTD·Filed 1999·Granted Jun 10, 2003·23 cites·44 claims
- 1970US6628026B2Geared motor including ribbed gear housingASMO CO LTD·Filed 2001·Granted Sep 30, 2003·14 cites·17 claims
- 2070US6481550B2Motor having clutch provided with stopperASMO CO LTD·Filed 2001·Granted Nov 19, 2002·16 cites·17 claims
- 2168US6787953B2Motor having circuit boardASMO CO LTD·Filed 2003·Granted Sep 7, 2004·14 cites·9 claims
- 2268US6437230B2Effector apparatus in electronic musical instrumentKAWAI MUSICAL INSTR MFG CO·Filed 2001·Granted Aug 20, 2002·14 cites·16 claims
- 2367US6789443B1Driving apparatus equipped with motor and decelerating mechanismASMO CO LTD·Filed 1999·Granted Sep 14, 2004·31 cites·49 claims
- 2467US5773947APosition detector and position control method for a moving bodyASMO CO LTD·Filed 1995·Granted Jun 30, 1998·28 cites·21 claims
- 2564US6450056B2Motor having speed reduction deviceASMO CO LTD·Filed 2001·Granted Sep 17, 2002·7 cites·13 claims
- 2663US5875588ADevice for detecting position of moving body and vehicle doorASMO CO LTD·Filed 1997·Granted Mar 2, 1999·22 cites·19 claims
- 2763US5335283ALoudspeaker apparatus for electronic keyboard musical instrumentKAWAI MUSICAL INSTR MFG CO·Filed 1992·Granted Aug 2, 1994·36 cites·9 claims
- 2861US6479742B2Audio system in electronic musical instrumentKAWAI MUSICAL INSTR MFG CO·Filed 2001·Granted Nov 12, 2002·9 cites·6 claims
- 2961US5791204ADevice for detecting the position of a moving memberASMO CO LTD·Filed 1996·Granted Aug 11, 1998·26 cites·25 claims
- 3059US6528708B2Exterior structure for electronic keyboard instrumentKAWAI MUSICAL INSTR MFG CO·Filed 2001·Granted Mar 4, 2003·10 cites·9 claims
- 3157US5823905AMobile member position detection apparatusASMO CO LTD·Filed 1996·Granted Oct 20, 1998·26 cites·25 claims
- 3256US6452296B1Motor device and transmission mechanismASMO CO LTD·Filed 2001·Granted Sep 17, 2002·7 cites·13 claims
- 3356US6382384B2Clutch having reduced noise level and motor including such clutchASMO CO LTD·Filed 2001·Granted May 7, 2002·4 cites·20 claims
- 3449US8127898B2Brake device and motor with speed reducing mechanismYAMAMOTO HIROAKI·Filed 2008·Granted Mar 6, 2012·0 cites·18 claims
- 3549US5710473AFixing structure for a commutator, insulator for a motor core, and motor structureASMO CO LTD·Filed 1995·Granted Jan 20, 1998·21 cites·16 claims
- 3648US5762579APosition detector for a moving bodyASMO CO LTD·Filed 1997·Granted Jun 9, 1998·13 cites·9 claims
- 3747US7649297B2Commutator, direct-current motor, and method for manufacturing commutatorASMO CO LTD·Filed 2008·Granted Jan 19, 2010·2 cites·15 claims
- 3846US5808250AMobile member position detection apparatusASMO CO LTD·Filed 1995·Granted Sep 15, 1998·16 cites·22 claims
- 3945US5818358ADevice for detecting position of moving bodyASMO CO LTD·Filed 1997·Granted Oct 6, 1998·12 cites·20 claims
- 4032US5308937ALoudspeaker apparatus for electronic keyboard musical instrumentKABUSHIKI KASHIA KAWAI GAKKI S·Filed 1992·Granted May 3, 1994·9 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →