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

Cheng Lu — 5 Patents

AQAqualon: 1 patents #21 of 45Top 50%
ENEngelhard: 1 patents #271 of 518Top 55%
UAUniversity Of East Anglia: 1 patents #14 of 39Top 40%
HEHercules: 1 patents #679 of 725Top 95%
Middletown, DE: #63 of 298 inventorsTop 25%
Delaware: #1,843 of 7,163 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Cheng Lu has been granted 5 US patents while listed as an inventor at Aqualon. The first was granted in 1988 and the most recent in July 2010. Cheng Lu ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Cheng Lu in Middletown, DE, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7751639 Obtaining intrinsic images Graham Finlayson, Mark Drew 2010-07-06
6969531 Sodium hyaluronate microspheres Philip Dehazya 2005-11-29 $13,361,000
5566426 Cam-action cuff link 1996-10-22
4801403 Aqueous mineral dispersions Lawrence L. Nelson 1989-01-31 $2,702,000
4743384 Carboxymethyl guar based drilling fluids Carl A. Lukach, Robert R. Pas 1988-05-10