Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7147451 | Apparatus for restoring the necked-down end of a tubular core | — | 2006-12-12 |
| 5786281 | Erosion control blanket and method of manufacture | Timothy Prunty, Wendell E. Johnson, deceased | 1998-07-28 |
| 5351944 | Manufacturer's third hand vice | — | 1994-10-04 |
| 5147283 | Custom finger attachment | — | 1992-09-15 |
| 5028064 | Racing wheelchair | — | 1991-07-02 |
| D315613 | Night light | Roxanne M. Johnson | 1991-03-19 |
| 4878676 | Seal-flushing in centrifugal-pumps, improved methods and apparatuses | — | 1989-11-07 |
| 4850405 | Log delimbing and cutoff device | Ernest W. Johnson, David C. Pontrelli | 1989-07-25 |
| 4366403 | Brush assembly and mounting arrangement for a portable tool | Frank F. Simpson, Robert J. Oatham | 1982-12-28 |