Inventor · disambiguated record
Nobuya Okumura
Also filed as: OKUMURA NOBUYA
4 granted patents·129 citations·filing 1977–2003
78Inventor score
Top patents by PatentIndex Score
4 records- 0196US4446262AProtection from ultraviolet light by use of novel ultraviolet absorberTEIJIN LTD·Filed 1982·Granted May 1, 1984·88 cites·28 claims
- 0276US4131601AProcess for the preparation of polyestersTEIJIN LTD·Filed 1977·Granted Dec 26, 1978·26 cites·5 claims
- 0354US4133801AProcess for the preparation of polyestersTEIJIN LTD·Filed 1978·Granted Jan 9, 1979·10 cites·7 claims
- 0453US7487577B2Recycle method and system thereofTEIJIN FIBERS LTD·Filed 2003·Granted Feb 10, 2009·5 cites·13 claims
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