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

Raymond Mitchell — 6 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Montréal, CA: #737 of 4,862 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Raymond Mitchell has been granted 6 US patents while listed as an inventor at Unknown. The first was granted in 1986 and the most recent in March 2016. Raymond Mitchell ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Raymond Mitchell in Montréal, QC, CA.

Patents per Year

Patents granted per year, 1986 to 2016Bar chart with a peak of 1 patents in 1986.peak 11986: 1 patents19861988: 1 patents19882003: 1 patents20032010: 1 patents20102013: 1 patents20132016: 1 patents2016

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9271884 Personal storage accessory for wheelchairs 2016-03-01
8573002 Portable cooler Colette Ledoux, Claude Ledoux 2013-11-05
7665754 Propulsion unit for wheelchairs 2010-02-23
6634663 Wheelchair propulsion kit 2003-10-21
4738487 Tilting seat Bernard Shalinsky, Christopher J. Scrase 1988-04-19
D283897 Refrigerator 1986-05-20