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

William Herron — 7 Patents

Dow Corning: 6 patents #275 of 1,768Top 20%
EAE.I. Du Pont De Nemours And: 1 patents #8,629 of 12,129Top 75%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
William Herron has been granted 7 US patents while listed as an inventor at Dow Corning. The first was granted in 1999 and the most recent in May 2004. William Herron ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list William Herron in Cowbridge, DE, GB.

Patents per Year

Patents granted per year, 1999 to 2004Bar chart with a peak of 3 patents in 1999.peak 31999: 3 patents19992000: 1 patents20002001: 2 patents20012004: 1 patents2004

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6729552 Liquid dispersion device Charles Nehemiah McEwen, Richard Garrett McKay 2004-05-04 $29,904,000
6221993 Continuous process for producing a silicone polymer John Currie, Phillip Joseph Griffith, Richard Taylor 2001-04-24 $41,969,000
6184330 Continuous process for producing a silicone polymer John Currie, Phillip Joseph Griffith, Richard Taylor 2001-02-06 $26,981,000
6054548 Process for producing a silicone polymer John Currie, Phillip Joseph Griffith, Richard Taylor 2000-04-25 $47,679,000
5919298 Method for preparing hydrophobic fumed silica Phillip Joseph Griffith, Brian Harkness, Rosemary Taylor, David James Wilson 1999-07-06 $43,053,000
5908660 Method of preparing hydrophobic precipitated silica Phillip Joseph Griffith, Brian Harkness, Rosemary Taylor, David James Wilson 1999-06-01 $17,119,000
5883215 Polymerisation of cyclosiloxanes Remy Bischoff, John Currie, Richard Taylor 1999-03-16 $15,186,000