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

Jack L. Limbert — 2 Patents

General Motors: 2 patents #6,303 of 18,328Top 35%
Daleville, IN: #3 of 13 inventorsTop 25%
Indiana: #13,817 of 33,936 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Jack L. Limbert has been granted 2 US patents while listed as an inventor at General Motors. All of these patents were granted in 1993. Jack L. Limbert ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Jack L. Limbert in Daleville, IN, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5250372 Separator for mat-immobilized-electrolyte battery Norman L. Willmann, Neil R. Eisenhut 1993-10-05
5240468 Method of making a mat-immobilized-electrolyte battery Norman L. Willmann, Neil R. Eisenhut 1993-08-31