Inventor · disambiguated record
Tetsuya Takezono
Also filed as: FUJIWARA YASUO · TAKEZONO TETSUYA
10 granted patents·112 citations·filing 1977–1994
89Inventor score
Files withNIPPON OIL CO LTD10
Top patents by PatentIndex Score
10 records- 0185US4356339AProcess for isolating and recovering butene-1 of high purityNIPPON OIL CO LTD·Filed 1981·Granted Oct 26, 1982·26 cites·11 claims
- 0279US4404409AProcess for preparing methyl tertiary-butyl etherNIPPON OIL CO LTD·Filed 1980·Granted Sep 13, 1983·16 cites·12 claims
- 0377US4645576AProcess for isolating and recovering butene-1 of high purityNIPPON OIL CO LTD·Filed 1984·Granted Feb 24, 1987·15 cites·11 claims
- 0470US4182913AMethod for producing methyl tert-butyl ether and fuel composition containing the sameNIPPON OIL CO LTD·Filed 1977·Granted Jan 8, 1980·17 cites·9 claims
- 0560US5468635AIn vitro method for stimulating cell growth by culturing cells in a serum-free culture medium comprising human lysozymeNIPPON OIL CO LTD·Filed 1994·Granted Nov 21, 1995·22 cites·5 claims
- 0644US4256465AMethod for producing methyl tert-butyl ether and fuel composition containing the sameNIPPON OIL CO LTD·Filed 1979·Granted Mar 17, 1981·7 cites·7 claims
- 0742US5336605AProduction of podophyllotoxins using podophyllumNIPPON OIL CO LTD·Filed 1993·Granted Aug 9, 1994·7 cites·1 claims
- 0831US4656307ADerivative of brendane and process for preparing the sameNIPPON OIL CO LTD·Filed 1985·Granted Apr 7, 1987·0 cites·1 claims
- 0930US5225343AProcess for preparation of an adventive embryo of podophyllumNIPPON OIL CO LTD·Filed 1990·Granted Jul 6, 1993·2 cites·1 claims
- 1029US4650885AProcess for preparing derivatives of naphthazarinNIPPON OIL CO LTD·Filed 1986·Granted Mar 17, 1987·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →