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

William E. Horsfall — 4 Patents

CICorning Incorporated: 4 patents #1,163 of 3,890Top 30%
Corning, NY: #461 of 1,196 inventorsTop 40%
New York: #31,814 of 115,490 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
William E. Horsfall has been granted 4 US patents while listed as an inventor at Corning Incorporated. The first was granted in 2003 and the most recent in October 2007. William E. Horsfall ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list William E. Horsfall in Corning, NY, US.

Patents per Year

Patents granted per year, 2003 to 2007Bar chart with a peak of 2 patents in 2007.peak 22003: 1 patents20032006: 1 patents20062007: 2 patents2007

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7285506 Lamp reflector substrate, glass, glass-ceramic materials and process for making the same Ronald Leroy Stewart 2007-10-23 $42,215,000
7199066 Lamp reflector substrate, glass, glass-ceramic materials and process for making the same Ronald Leroy Stewart 2007-04-03 $45,942,000
7091141 Lamp reflector substrate, glass, glass-ceramic materials and process for making the same Ronald Leroy Stewart 2006-08-15 $75,957,000
6606885 Infrared, glass polarizer and method Michael D. Harris, Thomas G. Havens, David J. Kerko 2003-08-19 $74,743,000