Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6434909 | Roofing tool system and method | — | 2002-08-20 |
| 6122891 | Roofing tool system and method | — | 2000-09-26 |
| 5257480 | Batting wheel and vanes for the same | — | 1993-11-02 |
| 5245798 | Batch rocker barrel | — | 1993-09-21 |
| 5239786 | Inside pipe cleaner | — | 1993-08-31 |
| 5209024 | Inexpensive abrasive blast wheel | Horace Bailey | 1993-05-11 |
| 5203124 | Wire mesh conveyor abrasive machine and abrasive return system therefor | — | 1993-04-20 |
| 5163253 | Method and apparatus for cleaning workpieces | — | 1992-11-17 |
| 5147031 | Flat stroke conveyor | — | 1992-09-15 |
| 5142830 | Abrasive cleaning machine | — | 1992-09-01 |
| 5134810 | Mobile outside surface pipe cleaner | — | 1992-08-04 |
| D316717 | Reversible vane for a throwing wheel | Haven L. Keller | 1991-05-07 |
| 4941297 | Flared vane for abrasive blasting wheel | — | 1990-07-17 |
| 4941295 | Abrasive elevating apparatus for blast machines and method of using | — | 1990-07-17 |
| 4941296 | Surface cleaner | — | 1990-07-17 |
| 4932167 | Surface cleaner | — | 1990-06-12 |
| D304455 | Vane for throwing wheel | — | 1989-11-07 |
| D304199 | Vane for throwing wheel | — | 1989-10-24 |
| 4757648 | Rocker barrel configuration | Donald M. Barnhart | 1988-07-19 |
| 4739937 | Apparatus for conditioning granular material | Jerry L. Godwin, Donald G. Corderman, Haven L. Keller | 1988-04-26 |
| 4697391 | Vane retention apparatus for abrasive blasting machine | Kenneth R. Peters | 1987-10-06 |
| 4680899 | Portable abrasive throwing wheel device | Ronald L. Mullins, Ronald L. Smith | 1987-07-21 |
| 4680898 | Method and apparatus for cleaning workpieces | — | 1987-07-21 |
| 4637559 | Sand lump crushing device | Joseph E. Bowling, Russell L. Rowe | 1987-01-20 |
| 4566230 | Impact blasting system for etching metal surfaces | — | 1986-01-28 |