Inventor · disambiguated record
Katumi Usui
Also filed as: USUI KATUMI
10 granted patents·169 citations·filing 1981–1997
90Inventor score
Files withNIPPON OIL CO LTD10
Top patents by PatentIndex Score
10 records- 0182US4335224APolymer compositions comprising ethylene polymer blendsNIPPON OIL CO LTD·Filed 1981·Granted Jun 15, 1982·35 cites·6 claims
- 0279US4822855AThermoplastic elastomer compositionsNIPPON OIL CO LTD·Filed 1987·Granted Apr 18, 1989·30 cites·6 claims
- 0376US4722973AThermoplastic elastomer compositionNIPPON OIL CO LTD·Filed 1986·Granted Feb 2, 1988·23 cites·9 claims
- 0470US4732940ACrosslinked resin compositionsNIPPON OIL CO LTD·Filed 1985·Granted Mar 22, 1988·23 cites·6 claims
- 0562US4495334AEthylene polymer blend compositionsNIPPON OIL CO LTD·Filed 1983·Granted Jan 22, 1985·14 cites·4 claims
- 0658US4895903AThermoplastic elastomer compositionsNIPPON OIL CO LTD·Filed 1988·Granted Jan 23, 1990·14 cites·8 claims
- 0755US4413097APolymer compositions of LDPE and E/P copolymerNIPPON OIL CO LTD·Filed 1982·Granted Nov 1, 1983·11 cites·5 claims
- 0850US5463001AProcess for preparing polyolefinsNIPPON OIL CO LTD·Filed 1993·Granted Oct 31, 1995·8 cites·12 claims
- 0950US4775722AThermoplastic elastomer compositionsNIPPON OIL CO LTD·Filed 1987·Granted Oct 4, 1988·10 cites·5 claims
- 1031US5804679AProcess for preparing polyolefinsNIPPON OIL CO LTD·Filed 1997·Granted Sep 8, 1998·1 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →