KOA Oil Company, Ltd.

Patent Applications and Registrations

Patent applications and USPTO patent grants for KOA Oil Company, Ltd..The latest application filed is for "olefin oligomerization catalyst, process for preparing the same, and olefin oligomerization process using the same".

Company Profile

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KOA Oil Company, Ltd. - JP JP
Koa Oil Company, Limited - Tokyo JP
Koa Oil Company, Ltd. - Tokyo JP
Koa Oil Co., Ltd. - both of JP
Koa Oil Company, Limited - Ohte JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Olefin oligomerization catalyst, process for preparing the same, and olefin oligomerization process using the same Grant 5,883,036 - Fujie , et al. March 16, 1	1999-03-16
Subject identification method, apparatus and system Grant 5,798,459 - Ohba , et al. August 25, 1	1998-08-25
Air cell Grant 5,462,816 - Okamura , et al. October 31, 1	1995-10-31
Air cell Grant 5,240,785 - Okamura , et al. August 31, 1	1993-08-31
Process for preparation of carbonaceous molded body having excellent compressive elasticity Grant 5,190,696 - Fujii , et al. March 2, 1	1993-03-02
Process for producing elastic graphite molded products Grant 5,137,667 - Fujii , et al. August 11, 1	1992-08-11
Integrated process for thermal cracking of heavy oil and reduction of iron ores Grant 4,334,920 - Mori , et al. June 15, 1	1982-06-15
Apparatus for and method of detecting and measuring corrosion damage in pipe Grant 4,295,092 - Okamura October 13, 1	1981-10-13
Process for calcining coke Grant 4,265,710 - Noguchi , et al. May 5, 1	1981-05-05

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