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

Robert A. Fraser — 3 Patents

Canon: 1 patents #14,969 of 19,416Top 80%
Saugus, MA: #38 of 138 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
Robert A. Fraser has been granted 3 US patents while listed as an inventor at Canon. The first was granted in 1990 and the most recent in April 2009. Robert A. Fraser ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Robert A. Fraser in Saugus, MA, US.

Patents per Year

Patents granted per year, 1990 to 2009Bar chart with a peak of 1 patents in 1990.peak 11990: 1 patents19902000: 1 patents20002009: 1 patents2009

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7525575 Voice activated image capture device and method David Llewellyn Rees, Takashi Saito 2009-04-28 $496,000
6108926 Tape measure with chalk line, pencil sharpener, friction position holder and stud holder Lori A. Thomas, Charles C. Thomas, Anne S. Fraser, Eric Fraser, Andrew R. Fraser +1 more 2000-08-29
4908994 Diamond skate sharpener 1990-03-20