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

Gregory H. Appleton — 3 Patents

Gardner, MA: #20 of 68 inventorsTop 30%
Massachusetts: #33,867 of 88,656 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Gregory H. Appleton has been granted 3 US patents. The first was granted in 1987 and the most recent in August 1989. Gregory H. Appleton ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Gregory H. Appleton in Gardner, MA, US.

Patents per Year

Patents granted per year, 1987 to 1989Bar chart with a peak of 1 patents in 1987.peak 11987: 1 patents19871988: 1 patents19881989: 1 patents1989

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4854406 Weighing system Paul D. Mikelk 1989-08-08
4771837 Weighing system Paul D. Mikelk 1988-09-20
4714122 Weighing system for refuse trucks Paul D. Mikelk 1987-12-22