Inventor · disambiguated record
Hirotsugu Kitamura
Also filed as: KITAMURA HIROTSUGU
2 granted patents·16 citations·filing 1981–1998
57Inventor score
Technology areasC07C
Files withTOKAI ELECTRO CHEMICAL CO2
Top patents by PatentIndex Score
2 records- 0165US5912385AProcess for the production of pure alkanesulfonic acidsTOKAI ELECTRO CHEMICAL CO·Filed 1998·Granted Jun 15, 1999·11 cites·6 claims
- 0254US4382147AProcess for isolating 4,4-dihydroxydiphenyl sulfone from a mixture of dihydroxydiphenylsulfone isomersTOKAI ELECTRO CHEMICAL CO·Filed 1981·Granted May 3, 1983·5 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →