Inventor · disambiguated record
Masahiro Iwahara
Also filed as: IWAHARA MASAHIRO
12 granted patents·159 citations·filing 1987–2016
90Inventor score
Top patents by PatentIndex Score
12 records- 0189US4769501AProcess for producing alkylphenolsIDEMITSU PETROCHEMICAL CO·Filed 1987·Granted Sep 6, 1988·32 cites·18 claims
- 0288US7129382B2Process for producing bisphenol AIDEMITSU KOSAN CO·Filed 2004·Granted Oct 31, 2006·18 cites·6 claims
- 0387US6586637B2Process for producing bisphenol AIDEMITSU PETROCHEMICAL CO·Filed 2001·Granted Jul 1, 2003·19 cites·20 claims
- 0486US6740784B2Process for producing bisphenol AIDEMITSU PETROCHEMICAL CO·Filed 2002·Granted May 25, 2004·25 cites·5 claims
- 0581US6429343B1Process for producing bisphenol aIDEMITSU PETROCHEMICAL CO·Filed 2000·Granted Aug 6, 2002·23 cites·10 claims
- 0669US6653513B1Process for producing bisphenol AIDEMITSU PETROCHEMICAL CO·Filed 1999·Granted Nov 25, 2003·33 cites·20 claims
- 0760US6943273B2Method for producing bisphenol-AIDEMITSU KOSAN CO·Filed 2002·Granted Sep 13, 2005·4 cites·20 claims
- 0859US6825386B2Catalyst for bisphenol compound production and process for producing bisphenol compound with the catalystIDEMITSU PETROCHEMICAL CO·Filed 2002·Granted Nov 30, 2004·3 cites·7 claims
- 0956US10239027B2Device for producing lithium sulfide, and method for producing lithium sulfideIDEMITSU KOSAN CO·Filed 2015·Granted Mar 26, 2019·0 cites·17 claims
- 1046US11183708B2Method for producing sulfide solid electrolyte and sulfur-based materialIDEMITSU KOSAN CO·Filed 2016·Granted Nov 23, 2021·0 cites·4 claims
- 1137US6140533AProcess for producing sec-butyl acrylateIDEMITSU PETROCHEMICAL CO·Filed 1996·Granted Oct 31, 2000·1 cites·15 claims
- 1234US4952736AProcess for producing alkoxyalkyl group substituted phenolsIDEMITSU PETROCHEMICAL CO·Filed 1990·Granted Aug 28, 1990·1 cites·24 claims
Join the waitlist — get patent alerts
Get an alert when Masahiro Iwahara 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 →