Inventor · disambiguated record
Shizuo Takumi
Also filed as: TAKUMI SHIZUO
6 granted patents·85 citations·filing 1977–1985
84Inventor score
Files withNIKKI-UNIVERSAL CO LTD6
Top patents by PatentIndex Score
6 records- 0173US4613585AProcess of preparing alumina for use in catalyst carrierNIKKI UNIVERSAL CO LTD·Filed 1984·Granted Sep 23, 1986·19 cites·5 claims
- 0265US4108971AMethod of manufacture of spherical alumina particlesNIKKI UNIVERSAL CO LTD·Filed 1977·Granted Aug 22, 1978·17 cites·5 claims
- 0363US4301033AHigh apparent bulk density gamma alumina carrier and method of manufacture of sameNIKKI UNIVERSAL CO LTD·Filed 1979·Granted Nov 17, 1981·18 cites·4 claims
- 0458US4615999AMethod for preparing hydrodesulfurization catalystNIKKI UNIVERSAL CO LTD·Filed 1985·Granted Oct 7, 1986·16 cites·2 claims
- 0558US4399119AManufacture of spherical alumina from gibbsiteNIKKI UNIVERSAL CO LTD·Filed 1981·Granted Aug 16, 1983·10 cites·10 claims
- 0649US4309312AManufacture of spherical alumina from gibbsiteNIKKI UNIVERSAL CO LTD·Filed 1979·Granted Jan 5, 1982·5 cites·5 claims
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