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USPTO Patent Rankings Data through Dec 31, 2025
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De-Kai Loo — 8 Patents

HEHercules: 8 patents #51 of 725Top 8%
Hockessin, DE: #137 of 555 inventorsTop 25%
Delaware: #1,208 of 7,163 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
De-Kai Loo has been granted 8 US patents while listed as an inventor at Hercules. The first was granted in 1994 and the most recent in June 2014. De-Kai Loo ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list De-Kai Loo in Hockessin, DE, US.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8748542 Colorant compatible hydrophobically modified polyurethane thickener for paint Kirill N. Bakeev, Angie H. Ma, Tuyen T. Nguyen, Jeffrey K. Politis 2014-06-10
7550542 Colorant compatible synthetic thickener for paint Kirill N. Bakeev, Angie H. Ma, Tuyen T. Nguyen, Jeffrey K. Politis 2009-06-23
6590050 Polymeric fluid loss additives and method of use thereof Keith A. Bair, Fu Chen, Mohand Melbouci, Teng-Shau Young 2003-07-08 $9,943,000
6465587 Polymeric fluid loss additives and method of use thereof Keith A. Bair, Fu Chen, Mohand Melbouci, Teng-Shau Young 2002-10-15 $10,239,000
5523374 Curable and cured organosilicon compositions John K. Bard, Richard L. Brady, Raymond T. Leibfried 1996-06-04 $9,959,000
5412055 Fully substituted cyclopolysiloxanes and their use for making organosilicon polymers 1995-05-02 $13,404,000
5373077 Fully substituted cyclopolysiloxanes and their use for making organosilicon polymers 1994-12-13 $18,612,000
5334688 Fully substituted cyclopolysiloxanes and their use for making organosilicon polymers 1994-08-02 $8,379,000