Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5558284 | Crushing apparatus | Ralph F. Baumung | 1996-09-24 |
| 5294327 | Method of producing food grade quality white mineral oil | — | 1994-03-15 |
| 4325804 | Process for producing lubricating oils and white oils | William C. Hu | 1982-04-20 |
| 4294687 | Lubricating oil process | Ronald Pinaire | 1981-10-13 |