Thomas P. Mathues has been granted 12 US patents while listed as an inventor at General Motors . The first was granted in 1980 and the most recent in December 2018. Thomas P. Mathues ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Thomas P. Mathues in Creston, IA, US.
Patents per Year Patents granted per year, 1980 to 2018 Bar chart with a peak of 5 patents in 1980. peak 5 1980: 5 patents 1980 1981: 2 patents 1981 1983: 1 patents 1983 2010: 1 patents 2010 2013: 1 patents 2013 2016: 1 patents 2016 2018: 1 patents 2018
Issued Patents All Time
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Showing 1–12 of 12 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
10143227 Displacing apparatus with serial chambers for use with food product roll peeler — 2018-12-04
9446531 Constant acceleration hydrocutting system Colter J. Young 2016-09-20
8555447 Multiple peeling brush and spacer Chris Hudson 2013-10-15
7685916 Product clamp for food slicing machine William J. Locascio 2010-03-30
4373617 Controlled slip torque converter clutch — 1983-02-15
$5,980,000
4300670 Vibration damper for a friction clutch — 1981-11-17
$4,883,000
4300363 Torsional vibration damper for a friction clutch — 1981-11-17
$4,883,000
4199940 Dual power brake booster and method of generating brake actuating pressure Donald L. Parker 1980-04-29
$3,324,000
4199947 Dual power brake booster system Donald L. Parker 1980-04-29
$3,324,000
4199948 Dual power brake booster Donald L. Parker 1980-04-29
$3,324,000
4198823 Method of generating brake actuating pressure Donald L. Parker 1980-04-22
$5,018,000
4195484 Dual power brake booster Donald L. Parker 1980-04-01
$3,516,000
