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

Stephen E. Belmont — 11 Patents

ALAlbemarle: 9 patents #37 of 439Top 9%
ETEthyl: 2 patents #215 of 494Top 45%
Baton Rouge, LA: #180 of 1,896 inventorsTop 10%
Louisiana: #518 of 10,876 inventorsTop 5%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Stephen E. Belmont has been granted 11 US patents while listed as an inventor at Albemarle. The first was granted in 1994 and the most recent in July 2012. Stephen E. Belmont ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Stephen E. Belmont in Baton Rouge, LA, US.

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8227652 Synthesis of propylbenzene from toluene and ethylene Robert W. Nelson, Christopher A. Curtis 2012-07-24 $33,666,000
8178692 Methods for production of 1,2,4-triazol-3-one 2012-05-15 $11,830,000
8178691 Methods for production of 1,2,4-triazol-3-one John E. Chubb, III 2012-05-15 $11,830,000
6187931 Process for making fluorophthalimides Charles R. Everly, Yunqi Liu 2001-02-13 $12,953,000
6037476 Process for making cyclic imides 2000-03-14 $3,181,000
5847225 Production of naphthyl-substituted ketones from naphthaldehydes Venkataraman Ramachandran 1998-12-08 $1,222,000
5741938 Production of alkyl aralkyl keones from allylic-aralkenyl secondary alcohols 1998-04-21 $8,905,000
5648583 Process for converting exo-isomers of alkyl substituted cyclopentadienes to endo-isomers John Y. Lee, Meng-Sheng Ao, Lawrence H. Shepherd, Jr. 1997-07-15 $2,518,000
5329056 Preparation of substituted cyclopentadienes 1994-07-12 $3,853,000
5292992 Process for removing conjugated dienes from alpha-olefins Patrick G. Simms, Keith G. Anderson 1994-03-08 $1,930,000
5276199 Process for preparing cyclopentenones John Y. Lee, Meng-Sheng Ao 1994-01-04 $3,817,000