Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
WH

Wayne A. Hoefer — 6 Patents

Caterpillar: 4 patents #1,672 of 8,398Top 20%
ALAllis-Chalmers: 1 patents #89 of 232Top 40%
AGAgco: 1 patents #288 of 399Top 75%
Joliet, IL: #38 of 318 inventorsTop 15%
Illinois: #15,248 of 84,256 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Wayne A. Hoefer has been granted 6 US patents while listed as an inventor at Caterpillar. The first was granted in 1980 and the most recent in December 1994. Wayne A. Hoefer ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Wayne A. Hoefer in Joliet, IL, US.

Patents per Year

Patents granted per year, 1980 to 1994Bar chart with a peak of 3 patents in 1981.peak 31980: 1 patents19801981: 3 patents19811984: 1 patents19841994: 1 patents1994

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5374106 Folding auxiliary seat for tractor cab 1994-12-20 $6,094,000
4466447 Tailings return to threshing section or to cleaning section Garry W. Busboom 1984-08-21 $351,000
4293164 Brake control circuit with parking and retarding valves Paul J. Tanty 1981-10-06 $7,359,000
4284309 Brake control valve having operator feedback 1981-08-18 $8,398,000
4256350 Fluid control circuit for brakes and the like 1981-03-17 $8,897,000
4205864 Controlled demand priority hydraulic circuit 1980-06-03 $3,546,000