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USPTO Patent Rankings Data through Dec 31, 2025
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Daniel C. MacManus — 6 Patents

General Motors: 4 patents #3,757 of 18,328Top 25%
DEDelco Electronics: 2 patents #209 of 908Top 25%
Owosso, MI: #17 of 136 inventorsTop 15%
Michigan: #15,817 of 86,293 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Daniel C. MacManus has been granted 6 US patents while listed as an inventor at General Motors. The first was granted in 1981 and the most recent in January 1992. Daniel C. MacManus ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Daniel C. MacManus in Owosso, MI, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5080035 Instrument pointer attaching device 1992-01-14
5046154 Encapsulated armature and shaft assembly 1991-09-03
4745813 Extended spindle electric gage mechanism 1988-05-24
4724601 Method of manufacturing a return-to-zero gauge David A. Ross 1988-02-16
4332173 Fan type mass airflow meter 1982-06-01 $5,471,000
4249056 Sequential switching device 1981-02-03 $10,268,000