Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828536 | Welding apparatus | Ryan Grimes, Richard Gerald Charles MacDonald | 2004-12-07 |
| 4868603 | Variable magnification copier | — | 1989-09-19 |
MR
Mark W. Russell
Overall (All Time): #2,196,817 of 4,157,543Top 55%
2
Patents All Time