Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ronald D. Freiberger — 3 Patents

DEDelco Electronics: 2 patents #209 of 908Top 25%
General Motors: 1 patents #9,441 of 18,328Top 55%
Kokomo, IN: #198 of 628 inventorsTop 35%
Indiana: #10,705 of 33,936 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Ronald D. Freiberger has been granted 3 US patents while listed as an inventor at Delco Electronics. The first was granted in 1980 and the most recent in April 1996. Ronald D. Freiberger ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Ronald D. Freiberger in Kokomo, IN, US.

Patents per Year

Patents granted per year, 1980 to 1996Bar chart with a peak of 1 patents in 1980.peak 11980: 1 patents19801995: 1 patents19951996: 1 patents1996

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5511724 Adaptive climate control system Peter Thayer, Diane M. Wills 1996-04-30
5400964 Infra-red comfort sensor 1995-03-28
4191090 Vacuum toggle Richard D. Reprogle 1980-03-04 $3,691,000