Inventor · disambiguated record
Yuka Umeshima
Also filed as: UMESHIMA YUKA
3 granted patents·133 citations·filing 1996–2000
77Inventor score
Top patents by PatentIndex Score
3 records- 0190US5874513AEthylene-α-olefin copolymer and composition, and film, laminate and electrical insulating material comprising sameNIPPON PETROCHEMICALS CO LTD·Filed 1996·Granted Feb 23, 1999·63 cites·11 claims
- 0289US6423808B1Ethylene-α-olefin copolymer and composition, and film, laminate and electrical insulating material comprising sameJAPAN POLYOLEFINS CO LTD·Filed 2000·Granted Jul 23, 2002·32 cites·6 claims
- 0383US6162871AEthylene-α-olefin copolymer and composition, and film, laminate and electrical insulating material comprising sameNIPPON PETROCHEMICALS CO LTD·Filed 1998·Granted Dec 19, 2000·38 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →