Inventor · disambiguated record
Masao Kawahara
Also filed as: KAWAHARA MASAO
6 granted patents·141 citations·filing 1978–2003
85Inventor score
Top patents by PatentIndex Score
6 records- 0186US6787616B2Catalyst for olefin polymerization and process for polymerizing olefin by means thereofMARUZEN PETROCHEM CO LTD·Filed 2003·Granted Sep 7, 2004·30 cites·10 claims
- 0282US4464518AProcess for the polymerization or copolymerization of ethyleneNISSAN CHEMICAL IND LTD·Filed 1982·Granted Aug 7, 1984·36 cites·19 claims
- 0381US4223118AProcess for producing polyethylenesNISSAN CHEMICAL IND LTD·Filed 1978·Granted Sep 16, 1980·26 cites·7 claims
- 0475US5422400AMethod for producing an ethylenic polymer compositionMARUZEN POLYMER COMPANY LTD·Filed 1994·Granted Jun 6, 1995·41 cites·9 claims
- 0562US6743863B2Resin composition comprising ethylene-based polymers and process for its productionMARUZEN PETROCHEM CO LTD·Filed 2002·Granted Jun 1, 2004·6 cites·7 claims
- 0631US4657996AProcess for producing polyethyleneNISSAN CHEMICAL IND LTD·Filed 1986·Granted Apr 14, 1987·2 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →