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

John Duncan — 2 Patents

Apple: 1 patents #12,397 of 18,612Top 70%
Chevron: 1 patents #2,625 of 4,788Top 55%
Rockville Centre, NY: #51 of 149 inventorsTop 35%
New York: #49,169 of 115,490 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
John Duncan has been granted 2 US patents while listed as an inventor at Apple. The first was granted in 1982 and the most recent in November 2019. John Duncan ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John Duncan in Rockville Centre, NY, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10467647 Communication system and method for narrowcasting Yong Chul Kim, Isabella Chung, Thomas Fuller, Nettana Samroengraja 2019-11-05
4310884 Microcomputer-controlled portable satellite signal simulator for exploration systems, and method of use F. Alexander Roberts, William V. Stiles, Robert Cosbey 1982-01-12 $19,468,000