Inventor · disambiguated record
Osamu Tsutsui
Also filed as: TSUTSUI OSAMU
21 granted patents·1 pending application·1,312 citations·filing 1983–2003
97Inventor score
Top patents by PatentIndex Score
22 records- 0197US5315719AWater closet flushing apparatusTOTO LTD·Filed 1992·Granted May 31, 1994·86 cites·6 claims
- 0297US4971106AAutomatically operating valve for regulating water flow and faucet provided with said valveTOTO LTD·Filed 1988·Granted Nov 20, 1990·109 cites·13 claims
- 0397US4955535AAutomatically operating valve for regulating water flow and faucet provided with said valveTOTO LTD·Filed 1989·Granted Sep 11, 1990·123 cites·5 claims
- 0496US5469586AToilet bowl flushing deviceTOTO LTD·Filed 1991·Granted Nov 28, 1995·76 cites·4 claims
- 0596US4967794AAutomatically operating valve for regulating water flow and faucet provided with said valveTOTO LTD·Filed 1989·Granted Nov 6, 1990·86 cites·11 claims
- 0695US4819587AMultiple-purpose instantaneous gas water heaterTOTO LTD·Filed 1986·Granted Apr 11, 1989·93 cites·27 claims
- 0794US5502845ASiphon-jet flush water supply system for toilet stoolTOTO LTD·Filed 1993·Granted Apr 2, 1996·93 cites·19 claims
- 0894US5085399AAutomatically operating valve for regulating water flow and faucet provided with said valveTOTO LTD·Filed 1990·Granted Feb 4, 1992·75 cites·5 claims
- 0993US4989277AToilet bowl flushing deviceTOTO LTD·Filed 1989·Granted Feb 5, 1991·82 cites·11 claims
- 1092US4922861AMultiple-purpose instantaneous gas water heaterTOTO LTD·Filed 1989·Granted May 8, 1990·59 cites·3 claims
- 1189US5133089AWater closet flushing apparatusTOTO LTD·Filed 1989·Granted Jul 28, 1992·65 cites·12 claims
- 1287US4768705ACold/hot water discharging apparatusTOTO LTD·Filed 1987·Granted Sep 6, 1988·54 cites·14 claims
- 1386US5155870AWater closet flushing apparatusTOTO LTD·Filed 1990·Granted Oct 20, 1992·31 cites·13 claims
- 1486US4501261AInstantaneous gas water heaterTOTO LTD·Filed 1983·Granted Feb 26, 1985·67 cites·15 claims
- 1585US4653538AHot and cold water mixing faucetTOTO LTD·Filed 1986·Granted Mar 31, 1987·55 cites·4 claims
- 1683US5400961AElectromechanical thermostatic mixing valveTOTO LTD·Filed 1993·Granted Mar 28, 1995·69 cites·10 claims
- 1770US5063622AWater supply control systemTOTO LTD·Filed 1990·Granted Nov 12, 1991·23 cites·14 claims
- 1859US4980933AWashing device for parts of human bodyTOTO LTD·Filed 1989·Granted Jan 1, 1991·22 cites·10 claims
- 1959US4739923AHot/cold water mixing deviceTOTO LTD·Filed 1987·Granted Apr 26, 1988·21 cites·6 claims
- 2048US4761836AWashing device for parts of human bodyTOTO LTD·Filed 1986·Granted Aug 9, 1988·14 cites·6 claims
- 2143US5259073AWater closet flushing apparatusTOTO LTD·Filed 1992·Granted Nov 9, 1993·9 cites·4 claims
- 2241US2006165961A1Retroreflective functional member and retroreflecting unitTSUTSUI OSAMU·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →