Inventor · disambiguated record
Toshifumi Shigematsu
Also filed as: SHIGEMATSU TOSHIFUMI
6 granted patents·499 citations·filing 1985–1990
88Inventor score
Files withTOTO LTD6
Top patents by PatentIndex Score
6 records- 0195US5111539AToilet device with system for inspecting health conditionsTOTO LTD·Filed 1990·Granted May 12, 1992·268 cites·35 claims
- 0290US4962550AToilet with urine constituent measuring deviceTOTO LTD·Filed 1988·Granted Oct 16, 1990·64 cites·25 claims
- 0375US4692951ASanitary facility room for clean roomTOTO LTD·Filed 1985·Granted Sep 15, 1987·42 cites·31 claims
- 0472US4667350ALavatory hopper flushing apparatusTOTO LTD·Filed 1986·Granted May 26, 1987·39 cites·13 claims
- 0563US4967425ASanitary equipment for clean roomTOTO LTD·Filed 1989·Granted Nov 6, 1990·27 cites·8 claims
- 0656US4961431AToilet device with health examination systemTOTO LTD·Filed 1988·Granted Oct 9, 1990·59 cites·39 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →