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

Jack B. King — 2 Patents

General Motors: 2 patents #6,303 of 18,328Top 35%
Royal Oak, MI: #571 of 1,428 inventorsTop 40%
Michigan: #35,377 of 86,293 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Jack B. King has been granted 2 US patents while listed as an inventor at General Motors. The first was granted in 1980 and the most recent in April 1984. Jack B. King ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Jack B. King in Royal Oak, MI, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4441475 Supplementary fuel system for enhancing low temperature engine operation Patrick Bouchard 1984-04-10 $10,885,000
4224044 Air cleaner with valve means for preventing fuel vapor escape 1980-09-23 $10,215,000