Inventor · disambiguated record
Takashi Ohkawa
Also filed as: OHKAWA TAKASHI
3 granted patents·15 citations·filing 1993–2001
62Inventor score
Top patents by PatentIndex Score
3 records- 0165US5349077AProcess for producing alkylene carbonatesMITSUBISHI GAS CHEMICAL CO·Filed 1993·Granted Sep 20, 1994·11 cites·6 claims
- 0249US5633408AProcess for preparing alkanolaminesMITSUI TOATSU CHEMICALS·Filed 1995·Granted May 27, 1997·4 cites·21 claims
- 0335US6861534B2Process for producing 1,3-dialkyl-2-imidazolidinone compoundMITSUI CHEMICALS INC·Filed 2001·Granted Mar 1, 2005·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →