Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8154404 | Method and apparatus for detecting movement of a shipping container latch | John Robert Keller, Rodney C. Montrose | 2012-04-10 |
| 8138917 | Latch monitoring apparatus for a shipping container door | John Robert Keller, Rodney C. Montrose | 2012-03-20 |
| 8111157 | Apparatus for detecting tampering with a latch mechanism | John Robert Keller, Rodney C. Montrose | 2012-02-07 |
| 7874236 | Metal cutting band saw with suspended saw frame | — | 2011-01-25 |
| 5907747 | Prefilled, presealed toner cartridge insert | — | 1999-05-25 |