Inventor · disambiguated record
Kazufumi Matsui
Also filed as: MATSUI KAZUFUMI
4 granted patents·288 citations·filing 1989–1997
83Inventor score
Top patents by PatentIndex Score
4 records- 0194US5400568AMethod and apparatus for making and filling a bagIDEMITSU PETROCHEMICAL CO·Filed 1992·Granted Mar 28, 1995·154 cites·14 claims
- 0287US5335997ABag and snap zipper made of different materialsIDEMITSU PETROCHEMICAL CO·Filed 1991·Granted Aug 9, 1994·58 cites·8 claims
- 0374US6485806B1Laminate containing a layer composed of polyphenylene sulfide blended with other polymersTORAY INDUSTRIES·Filed 1997·Granted Nov 26, 2002·37 cites·15 claims
- 0469US5004356AFastener and wrapping bag having the sameIDEMITSU PETROCHEMICAL CO·Filed 1989·Granted Apr 2, 1991·39 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →