Patents per Year
Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6401370 | Fairlead mechanism | Harvey J. Kallenberger | 2002-06-11 | |
| 5293788 | Alternate input gear drive | — | 1994-03-15 | $3,458,000 |
| 4773807 | High-speed automatic storage and retrieval system and apparatus therefor | Charles R. Kroll, John Briggs, Keith O. Jurkowski | 1988-09-27 | $6,503,000 |