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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Charles E. Rohrer — 3 Patents

JSJohnson Service: 1 patents #83 of 193Top 45%
IBM: 1 patents #44,878 of 70,183Top 65%
Milwaukee, WI: #814 of 2,770 inventorsTop 30%
Wisconsin: #13,370 of 40,088 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Charles E. Rohrer has been granted 3 US patents while listed as an inventor at Johnson Service. The first was granted in 1989 and the most recent in June 1999. Charles E. Rohrer ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Charles E. Rohrer in Milwaukee, WI, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5916652 Liner for adhesive-backed sheet material Amos Judson Miner, Linda L. Tucker 1999-06-29
4872397 Personal environmental module Michael Demeter, Paul E. Wichman, Linda S. Endres 1989-10-10 $8,588,000
4835573 Machine control system utilizing paper parameter measurements Roger D. Shepherd 1989-05-30 $20,973,000