Inventor · disambiguated record
Tsuyoshi Sei
Also filed as: SEI TSUYOSHI
5 granted patents·1 pending application·55 citations·filing 1983–2022
78Inventor score
Top patents by PatentIndex Score
6 records- 0189US10655848B2Premixing apparatus, heat source apparatus, and water heaterPURPOSE CO LTD·Filed 2017·Granted May 19, 2020·4 cites·5 claims
- 0278US4753929AFlavone glycosideDAICEL CHEM·Filed 1987·Granted Jun 28, 1988·26 cites·2 claims
- 0376US4443595ACellulose ester derivatives and a process for the production thereofDAICEL CHEM·Filed 1983·Granted Apr 17, 1984·21 cites·11 claims
- 0475US2022316702A1Premixing apparatus, heat source apparatus, and water heaterPURPOSE CO LTD·Filed 2022·Application pending·0 cites
- 0570US11397003B2Premixing apparatus, heat source apparatus, and water heaterPURPOSE CO LTD·Filed 2020·Granted Jul 26, 2022·0 cites·7 claims
- 0634US4831110ACo-polycarbonate copolymer from 2,2-bis(4-hydroxy-3-tertiary butyl phenyl)propane and optical diskDAICEL CHEM·Filed 1987·Granted May 16, 1989·4 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →