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USPTO Patent Rankings Data through Dec 31, 2025
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Ray E. Swartzendruber — 18 Patents

CRCoopper Tire & Rubber: 11 patents #21 of 177Top 15%
CEChore-Time Equipment: 6 patents #1 of 17Top 6%
General Motors: 1 patents #9,441 of 18,328Top 55%
Syracuse, IN: #4 of 65 inventorsTop 7%
Indiana: #1,767 of 33,936 inventorsTop 6%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
Ray E. Swartzendruber has been granted 18 US patents. The first was granted in 1982 and the most recent in May 1999. Ray E. Swartzendruber ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Ray E. Swartzendruber in Syracuse, IN, US.

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
D410077 Fan 1999-05-18
5567200 Method and apparatus for circulating air 1996-10-22
5492082 Method and apparatus for controlling temperature within poultry houses and the like Robert E. Krevinghaus, William M. Smith, George Strohschein 1996-02-20
D363982 Fan assembly motor mounting 1995-11-07
D363117 Motor mounting for a fan assembly 1995-10-10
5263449 Throttle cam 1993-11-23
5092274 Poultry feeder Theodore J. Cole 1992-03-03
D321959 Feeder for poultry Theodore J. Cole 1991-11-26
4995343 Feeder apparatus Theodore J. Cole 1991-02-26
D302750 Poultry feeder Howard S. Brembeck 1989-08-08
4834026 Poultry feeder assembly Howard S. Brembeck 1989-05-30
D295905 Base for a pig feeder Keith Coffman 1988-05-24
D295091 Hanging poultry watering unit 1988-04-05
4667623 Intake cup apparatus 1987-05-26
4640229 Apparatus for feeding livestock Keith Coffman 1987-02-03
4495894 Feed distribution apparatus 1985-01-29
4476811 Adjustable feeder with brood gate 1984-10-16
4317430 Auger conveyor tube 1982-03-02