Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Charles B. Steger — 6 Patents

General Motors: 6 patents #2,630 of 18,328Top 15%
Warren, MI: #102 of 910 inventorsTop 15%
Michigan: #15,817 of 86,293 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Charles B. Steger has been granted 6 US patents while listed as an inventor at General Motors. The first was granted in 1980 and the most recent in May 1989. Charles B. Steger ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Charles B. Steger in Warren, MI, US.

Patents per Year

Patents granted per year, 1980 to 1989Bar chart with a peak of 2 patents in 1980.peak 21980: 2 patents19801981: 2 patents19811982: 1 patents19821989: 1 patents1989

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4828230 Dual acting hydraulic actuator for active suspension system Kenneth R. Meloche 1989-05-09
4332397 Steerable suspension strut with pneumatic spring 1982-06-01 $5,471,000
4253623 Lockbar release for inertia locking seat belt retractor Kenneth H. Reid 1981-03-03 $7,184,000
4245798 Lockbar release and anti-rewind feature for seat belt retractor 1981-01-20 $5,811,000
4235391 Lockbar release for inertia locking seat belt retractor 1980-11-25 $3,524,000
4218033 Lockbar release for inertia locking seat belt retractor Bernard J. Finn, Kenneth H. Reid 1980-08-19 $3,807,000