Inventor · disambiguated record
Shigeki Nagamatsu
Also filed as: NAGAMATSU SHIGEKI
5 granted patents·2 pending applications·66 citations·filing 1987–2009
80Inventor score
Top patents by PatentIndex Score
7 records- 0178US7384537B2Refined oil and process for producing the sameJGC CORP·Filed 2001·Granted Jun 10, 2008·33 cites·14 claims
- 0265US7276150B2Method of desulfurizing gas oil fraction, desulfurized gas oil, and desulfurizer for gas oil fractionJGC CORP·Filed 2001·Granted Oct 2, 2007·11 cites·6 claims
- 0348US4798866ABranched alpha-olefin polymer composition and process for its productionMITSUI PETROCHEMICAL IND·Filed 1987·Granted Jan 17, 1989·13 cites·10 claims
- 0446US2011172468A1Method for producing alcohol, method for producing hydrogen or synthesis gas using the method for producing alcohol, and alcoholJGC CORP·Filed 2009·Application pending·0 cites
- 0544US5442121AProcess for producing N,N-disubstituted aminophenolMITSUI PETROCHEMICAL IND·Filed 1994·Granted Aug 15, 1995·3 cites·3 claims
- 0641US2010272633A1Method for producing alcohol, method for producing hydrogen or synthesis gas using the method for producing alcohol, and alcoholJGC CORP·Filed 2008·Application pending·0 cites
- 0731US6454934B2Petroleum processing methodJGC CORP·Filed 1998·Granted Sep 24, 2002·6 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →