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

John C. Weigand — 5 Patents

ZEZenith Electronics: 1 patents #208 of 411Top 55%
Smethport, PA: #18 of 101 inventorsTop 20%
Pennsylvania: #16,056 of 74,527 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
John C. Weigand has been granted 5 US patents while listed as an inventor at Zenith Electronics. The first was granted in 1986 and the most recent in July 2024. John C. Weigand ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list John C. Weigand in Smethport, PA, US.

Patents per Year

Patents granted per year, 1986 to 2024Bar chart with a peak of 1 patents in 1986.peak 11986: 1 patents19862015: 1 patents20152017: 1 patents20172022: 1 patents20222024: 1 patents2024

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
D1033585 Firearm extractor adjusting tool 2024-07-02
D940813 Self fitting lug for a firearm mount 2022-01-11
D777286 Firearm recoil lug for scope mount 2017-01-24
9052163 Adjustable scope mount for a projectile weapon and methods of using and making thereof 2015-06-09
4600947 Television sound mute circuit William Chamberlain 1986-07-15 $1,027,000