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

Robert Harmon — 6 Patents

ACA. B. Chance: 3 patents #14 of 55Top 30%
BTBell Helicopter Textron: 2 patents #220 of 718Top 35%
Elizabethton, TN: #18 of 115 inventorsTop 20%
Tennessee: #3,162 of 20,272 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Robert Harmon has been granted 6 US patents while listed as an inventor at A. B. Chance. The first was granted in 1981 and the most recent in June 2018. Robert Harmon ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Robert Harmon in Elizabethton, TN, US.

Patents per Year

Patents granted per year, 1981 to 2018Bar chart with a peak of 1 patents in 1981.peak 11981: 1 patents19811989: 1 patents19891990: 1 patents19901991: 1 patents19912017: 1 patents20172018: 1 patents2018

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9994300 Strapped windshield assembly for rotorcraft William Sumner, Tim Reed, Christopher Marvin Rowe, Lawrence Lee, Glen Rivers +2 more 2018-06-12 $14,870,000
9550580 Strapped windshield assembly for rotorcraft William Sumner, Tim Reed, Chris Rowe, Lawrence Lee, Glen Rivers +2 more 2017-01-24 $10,843,000
D314744 Cutout insulator 1991-02-19
D310062 Cutout insulator 1990-08-21
4870387 Beam strengthened cutout insulator 1989-09-26 $11,167,000
4281228 Tool for making and breaking load currents 1981-07-28