Inventor · disambiguated record
Etsuo Kawamata
Also filed as: KAWAMATA ETSUO
5 granted patents·73 citations·filing 1978–1988
80Inventor score
Files withNIPPON OIL CO LTD5
Top patents by PatentIndex Score
5 records- 0180US4396534AOlefin polymerizing catalystNIPPON OIL CO LTD·Filed 1982·Granted Aug 2, 1983·28 cites·10 claims
- 0273US4952667ANovel copolymers and electroactive polymers derived from sameNIPPON OIL CO LTD·Filed 1988·Granted Aug 28, 1990·20 cites·3 claims
- 0371US4315999AProcess for preparing polyolefinsNIPPON OIL CO LTD·Filed 1980·Granted Feb 16, 1982·18 cites·16 claims
- 0439US4324876AProcess for the production of polyolefinsNIPPON OIL CO LTD·Filed 1980·Granted Apr 13, 1982·4 cites·5 claims
- 0538US4384088AProcess for preparing polyolefinsNIPPON OIL CO LTD·Filed 1978·Granted May 17, 1983·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →