Inventor · disambiguated record
Fumio Ohkoshi
Also filed as: OHKOSHI FUMIO
9 granted patents·579 citations·filing 1995–2002
92Inventor score
Top patents by PatentIndex Score
9 records- 0197US5770765AProcess for the production of high-purity isophthalic acidMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Jun 23, 1998·138 cites·6 claims
- 0296US5712412AProcess for producing highly pure terephthalic acidMITSUBISHI GAS CHEMICAL CO·Filed 1995·Granted Jan 27, 1998·114 cites·4 claims
- 0393US5705682AProcess for producing highly pure terephthalic acidMITSUBISHI GAS CHEMICAL CO·Filed 1996·Granted Jan 6, 1998·74 cites·14 claims
- 0493US5684187AProcess for producing highly pure terephthalic acidMITSUBISHI GAS CHEMICAL CO·Filed 1996·Granted Nov 4, 1997·75 cites·14 claims
- 0591US5679847AProcess for producing terephthalic acidMITSUBISHI GAS CHEMICAL CO·Filed 1996·Granted Oct 21, 1997·56 cites·16 claims
- 0689US6620966B2Process for producing aromatic carboxylic acidMITSUBISHI GAS CHEMICAL CO·Filed 2002·Granted Sep 16, 2003·50 cites·14 claims
- 0789US6500347B2Process for recovering crystals from a slurryMITSUBISHI GAS CHEMICAL CO·Filed 2001·Granted Dec 31, 2002·53 cites·4 claims
- 0861US6018077AProcess for producing 2,6-naphthalenedicarboxylic acidMITSUBISHI GAS CHEMICAL CO·Filed 1998·Granted Jan 25, 2000·16 cites·20 claims
- 0944US7102029B2Method of crystallizationMIZUSHIMA AROMA CO LTD·Filed 2001·Granted Sep 5, 2006·3 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Fumio Ohkoshi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →