YR

Yumi P. Ryu

GD Gulf Research & Development: 5 patents #30 of 106Top 30%
Overall (All Time): #1,066,362 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4400282 Lubricating oils containing quaternary ammonium thiomolybdates Gary M. Singerman, James R. Anglin 1983-08-23
4383931 Lubricating oils containing molybdenyl chelates Robert J. Hartle 1983-05-17
4370245 Grease compositions containing quaternary ammonium thiomolybdates James R. Anglin, Gary M. Singerman 1983-01-25
4343746 Quaternary ammonium thiomolybdates James R. Anglin, Gary M. Singerman 1982-08-10
4343747 Preparation of quaternary ammonium thiomolybdates Gary M. Singerman, James R. Anglin 1982-08-10