JI

John Richard Irwin

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Ogden, UT: #52 of 542 inventorsTop 10%
🗺 Utah: #2,564 of 19,430 inventorsTop 15%
Overall (All Time): #605,933 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12384430 Durable railroad brake stick head Dan B. Follett 2025-08-12
D1043282 Railroad brake stick Dan B. Follett 2024-09-24
11597416 Railroad brake stick Dan B. Follett 2023-03-07
D966061 Railroad brake stick Dan B. Follett 2022-10-11
6703742 Electric motor with rotor being a drive wheel Adam K. Brandley 2004-03-09
6428050 Motorized skate Adam K. Brandley 2002-08-06
5801314 Bridge movement detector Shane F. Stoddard 1998-09-01
5127045 Identifying telephone controller system David R. Cragun 1992-06-30