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USPTO Patent Rankings Data through Dec 31, 2025
KH

Keith E. Hoffman — 10 Patents

BFBridgestone Firestone: 6 patents #22 of 276Top 8%
TRThe Firestone Tire & Rubber: 2 patents #74 of 233Top 35%
FSFreefly Systems: 1 patents #8 of 9Top 90%
SSScimed Life Systems: 1 patents #685 of 1,161Top 60%
Atlanta, IN: #4 of 52 inventorsTop 8%
Indiana: #3,690 of 33,936 inventorsTop 15%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Keith E. Hoffman has been granted 10 US patents while listed as an inventor at Bridgestone Firestone. The first was granted in 1988 and the most recent in June 2015. Keith E. Hoffman ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Keith E. Hoffman in Atlanta, IN, US.

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
D732103 Stabilized gimbal assembly Ian Roper, Tabb Firchau, David P. Bloomfield 2015-06-16
6273861 Pneumatically actuated tissue sampling device James Bates, John R. Haaga, Srinivas Nishtala, Harold G. Hawkins 2001-08-14
6199837 Thermoplastic elastomer air spring Daniel J. Leonard, Joseph L. Tazewell 2001-03-13
5468140 Tapered airsleeve curing press Robert F. Elliott, David J. Mickler 1995-11-21
5342139 Snap mounted attachment device 1994-08-30
5169129 Variable rate air spring suspension system 1992-12-08
4946144 External clamping band for air spring Wayne H. Geno 1990-08-07
4899995 Clamp ring assembly for air spring Wayne H. Geno, David A. Weitzenhof 1990-02-13
4796870 Suspension system for vehicles containing combination isolator mount and air spring closure Wayne H. Geno 1989-01-10
4787607 Air spring having internal sealing band and method of installing same Wayne H. Geno 1988-11-29