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

Stephen Griffiths — 9 Patents

3M: 4 patents #3,453 of 11,543Top 30%
TBThe Budd: 1 patents #78 of 159Top 50%
JDJohn Deere: 1 patents #2,985 of 5,518Top 55%
Calgary, CA: #434 of 5,407 inventorsTop 9%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Stephen Griffiths has been granted 9 US patents while listed as an inventor at 3M. The first was granted in 1987 and the most recent in February 2025. Stephen Griffiths ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Stephen Griffiths in Calgary, AB, CA.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12236549 Automated buckshot modeling tool 2025-02-25
10661103 Self-braking pulley Dion Owen 2020-05-26
10441824 Descender device 2019-10-15
8500386 Latching system for automatically securing front-mounted loader mast to tractor mounting frame Radu T. Guja 2013-08-06 $11,422,000
8430207 Preassembled and pretorqued friction brake and method of making a safety device containing such a friction brake Kurt D. Dietrich 2013-04-30 $21,608,000
8430208 Centrifugally-operated apparatus Kurt D. Dietrich 2013-04-30 $21,608,000
8430206 Safety devices comprising a load-bearing composite polymeric housing and a load-bearing anchorage plate Kurt D. Dietrich 2013-04-30 $21,608,000
8256574 Centrifugally-operated apparatus Kurt D. Dietrich 2012-09-04 $16,904,000
4697448 Control system for transfer apparatus Raymond R. Stevens, Jr., Robert R. Beisel 1987-10-06