Inventor · disambiguated record
Masaki Kohyama
Also filed as: KOHYAMA MASAKI
16 granted patents·1 pending application·322 citations·filing 1985–2001
94Inventor score
Top patents by PatentIndex Score
17 records- 0195US4668753AFilm-forming propylene copolymer, film thereof and process for production of the filmMITSUI PETROCHEMICAL IND·Filed 1986·Granted May 26, 1987·104 cites·10 claims
- 0275US4734328ACrystalline random propylene copolymer composition and composite laminate comprising said compositionSHELL OIL CO·Filed 1987·Granted Mar 29, 1988·30 cites·26 claims
- 0373US4726999ALaminated structure comprising a substrate layer composed of a crystalline propylene resin and a heat-sealable layer composed of a crystalline propylene random copolymer compositionSHELL OIL CO·Filed 1985·Granted Feb 23, 1988·24 cites·14 claims
- 0467US4642269ACrystalline random propylene copolymer composition and composite laminate comprising said compositionMITSUI PETROCHEMICAL IND·Filed 1985·Granted Feb 10, 1987·38 cites·22 claims
- 0566US5262228AEthylene/pentene-1 copolymer compositions and their useMITSUI PETROCHEMICAL IND·Filed 1991·Granted Nov 16, 1993·20 cites·9 claims
- 0663US5324805AEthylene/pentene-1 copolymer and ethylene/pentene-1 copolymer compositionMITSUI PETROCHEMICAL IND·Filed 1991·Granted Jun 28, 1994·15 cites·47 claims
- 0763US4727113ACrystalline 1-butene polymer compositionSHELL OIL CO·Filed 1985·Granted Feb 23, 1988·20 cites·13 claims
- 0861US4725505APolybutylene blend for form and fill film packagingSHELL OIL CO·Filed 1986·Granted Feb 16, 1988·15 cites·3 claims
- 0959US4801672ARandom 1-butene copolymerMITSUI PETROCHEMICAL IND·Filed 1985·Granted Jan 31, 1989·12 cites·14 claims
- 1056US5336747ARandom 1-butene/ethylene copolymerMITSUI PETROCHEMICAL IND·Filed 1992·Granted Aug 9, 1994·9 cites·3 claims
- 1153US4727112ACrystalline 1-butene polymer compositionSHELL OIL CO·Filed 1987·Granted Feb 23, 1988·13 cites·2 claims
- 1251US4778870ARandom 1-butene/ethylene copolymerMITSUI PETROCHEMICAL IND·Filed 1985·Granted Oct 18, 1988·8 cites·3 claims
- 1340US5290896AEthylene/pentene-1 copolymer, and ethylene/pentene-1 copolymer compositionMITSUI PETROCHEMICAL IND·Filed 1991·Granted Mar 1, 1994·4 cites·27 claims
- 1439US5385998ARandom 1-butene/ethylene copolymerMITSUI PETROCHEMICAL IND·Filed 1994·Granted Jan 31, 1995·3 cites·5 claims
- 1539US2002059198A1Retrieval system for casting informationFiled 2001·Application pending·0 cites
- 1637US5260382AEthylene/pentene-1 copolymer compositionsMITSUI PETROCHEMICAL IND·Filed 1991·Granted Nov 9, 1993·5 cites·7 claims
- 1725US5842505AMulti-layer pipeMITSUI PETROCHEMICAL IND·Filed 1996·Granted Dec 1, 1998·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →