Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DC

Daniel E. Coker — 8 Patents

Basf Se: 5 patents #3,244 of 13,826Top 25%
ASAshland: 2 patents #105 of 267Top 40%
BWBasf Wyandotte: 1 patents #81 of 156Top 55%
Woodhaven, MI: #22 of 173 inventorsTop 15%
Michigan: #12,001 of 86,293 inventorsTop 15%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Daniel E. Coker has been granted 8 US patents while listed as an inventor at Basf Se. The first was granted in 1986 and the most recent in June 2010. Daniel E. Coker ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Daniel E. Coker in Woodhaven, MI, US.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7736525 Method of making an alkoxylated polyethylenimine product Chacko Thankachan, Klaus Friedrich 2010-06-15
5673733 Engine coolant removal and refill method and device David E. Turcotte, John J. Conville, Stephen M. Zeld, James T. Lyon 1997-10-07 $16,420,000
5649574 Engine coolant removal and refill method and device David E. Turcotte, John J. Conville, Stephen M. Zeld, James T. Lyon 1997-07-22 $7,157,000
5511590 Engine coolant removal and refill method and device David E. Turcotte, John J. Conville, Stephen M. Zeld, James T. Lyon 1996-04-30
5071582 Coolant system cleaning solutions having silicate or siliconate-based corrosion inhibitors John J. Conville, James T. Lyon, David E. Turcotte, Stanley T. Hirozawa, Shrikant V. DeSai 1991-12-10
5062987 Cooling system cleaning solutions David E. Turcotte 1991-11-05
4626366 Functional fluids and concentrates containing associative polyether thickeners and certain metal dialkyldithiophosphates Mark A. Frentrup, Stanley T. Hirozawa, James E. Carson 1986-12-02
4588511 Functional fluids and concentrates containing associative polyether thickeners and certain metal dialkyldithiophosphates Mark A. Frentrup, Stanley T. Hirozawa, James E. Carson 1986-05-13