TONENGENERAL SEKIYU K.K.
Patent Owner
Stats
- 6 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jan 21, 2016 most recent publication
Details
- 6 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 192 Total Citation Count
- Mar 05, 1990 Earliest Filing
- 15 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
7799212 Method for preventing fouling of a heat exchanger for cooling residue from a hydrodesulfurization/hydrocracking processFeb 27, 06Sep 21, 10[C10G]
6323162 Lubricant oil composition for internal combustion engines (LAW960)May 30, 00Nov 27, 01[C10M]
5145979 Processes for the preparation of .gamma.-methacryloxypropylsilane compoundsAug 22, 91Sep 08, 92[C07F]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
6750185 Lubricating oil composition for internal combustion enginesExpiredMar 29, 02Jun 15, 04[C10M]
6638897 Lubricant oil composition for internal combustion engines (law859)ExpiredJul 09, 99Oct 28, 03[C10M]
6617286 Lubricating oil composition for continuously variable transmissionExpiredJun 05, 01Sep 09, 03[C10M]
6426323 Lubricating oil composition for continuously variable transmissionExpiredJun 05, 01Jul 30, 02[C10M]
6383688 Electrolyte for lithium cells and method of producing the sameExpiredAug 04, 00May 07, 02[H01M]
6267874 Hydrotreating catalyst and processes for hydrotreating hydrocarbon oil with the sameExpiredSep 27, 99Jul 31, 01[B01J, C10G]
Top Inventors for This Owner
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