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

John W. Henneman — 3 Patents

BLBendix Limited: 1 patents #237 of 548Top 45%
LSLitton Systems: 1 patents #380 of 838Top 50%
Rock Island, IL: #15 of 80 inventorsTop 20%
Illinois: #26,899 of 84,256 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
John W. Henneman has been granted 3 US patents while listed as an inventor at Bendix Limited. The first was granted in 1980 and the most recent in January 1999. John W. Henneman ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list John W. Henneman in Rock Island, IL, US.

Patents per Year

Patents granted per year, 1980 to 1999Bar chart with a peak of 1 patents in 1980.peak 11980: 1 patents19801982: 1 patents19821999: 1 patents1999

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5858062 Oxygen concentrator Kevin Gene McCulloh, Dale L. Selhost, Kelly M. Coffield 1999-01-12 $6,210,000
4322228 Pneumatically actuated electronic control for a fluid mixture adsorption separator William P. Myers, Terence A. Torzala 1982-03-30 $4,350,000
4186735 Breathing apparatus Michael G. Flood 1980-02-05