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

Sai H. Hui — 7 Patents

PIPpg Industries: 4 patents #280 of 1,216Top 25%
SCSun Chemical: 2 patents #179 of 539Top 35%
SCSequa Chemicals: 1 patents #8 of 17Top 50%
Rock Hill, SC: #37 of 269 inventorsTop 15%
South Carolina: #2,197 of 15,501 inventorsTop 15%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Sai H. Hui has been granted 7 US patents while listed as an inventor at Ppg Industries. The first was granted in 1985 and the most recent in May 1992. Sai H. Hui ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Sai H. Hui in Rock Hill, SC, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5114999 Glyoxal-containing binder insolubilizer W. Bruce Darlington 1992-05-19 $10,302,000
5059675 Surface sizing composition William W. Carlin, John Mansell 1991-10-22 $11,878,000
5030678 Cationic surface sizing emulsion Mean-Jeng Hou 1991-07-09 $5,098,000
4997479 High solids content calcium stearate dispersions Mean-Jeng Hou 1991-03-05 $8,629,000
4837087 Coating binder additive William C. Floyd, III 1989-06-06
4695606 Coating binder additive William C. Floyd, III 1987-09-22
4544609 Compounds and their use as insolubilizers for binders for paper coating compositions 1985-10-01 $338,000