Inventor · disambiguated record
Masanobu Ishiyama
Also filed as: ISHIYAMA MASANOBU
5 granted patents·216 citations·filing 1986–1996
84Inventor score
Files withMITSUI PETROCHEMICAL IND5
Top patents by PatentIndex Score
5 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
- 0287US5565160ASqueezable tubular container and process for the production thereofMITSUI PETROCHEMICAL IND·Filed 1995·Granted Oct 15, 1996·67 cites·9 claims
- 0381US5159021AProcess for producing polypropylene and stretched polypropylene filmMITSUI PETROCHEMICAL IND·Filed 1988·Granted Oct 27, 1992·31 cites·2 claims
- 0445US5266636AProcess for producing polypropylene and stretched polypropylene filmMITSUI PETROCHEMICAL IND·Filed 1992·Granted Nov 30, 1993·6 cites·5 claims
- 0539US5725715ASqueezable tubular container and process for the production thereofMITSUI PETROCHEMICAL IND·Filed 1996·Granted Mar 10, 1998·8 cites·7 claims
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