Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478281 | Continuous palette | — | 2002-11-12 |
| 6471174 | Graphic arts station | — | 2002-10-29 |
| 6419030 | Reversible road scraper | — | 2002-07-16 |
| 6325348 | Quick disconnect hinge | — | 2001-12-04 |
| 6267345 | Graphics arts station | — | 2001-07-31 |
| 6125937 | Methods of completing a subterranean well and associated apparatus | James R. Longbottom, John C. Gano, Ronald van Petegem | 2000-10-03 |
| 5884704 | Methods of completing a subterranean well and associated apparatus | James R. Longbottom, Ronald van Petegem | 1999-03-23 |
| 4673041 | Connector for well servicing system | Ivan K. Slaughter | 1987-06-16 |
| 4580480 | Acoustic guitar | — | 1986-04-08 |
| 4381737 | Rotary valved internal combustion engine | — | 1983-05-03 |