Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7018959 | Water-based metal working fluid | Anthony McCullough, John Noble, Ross Smith, Scott P. Riggle, Douglas E. Doles | 2006-03-28 |
| 6460549 | Method and apparatus for degreasing a metal part | Mitchell H. Berger, Dennis L. Foster, David K. Shaffer, John D. Wheatley | 2002-10-08 |
| 6435198 | System for cooling and washing a part formed in a metal forming machine | Mitchell H. Berger, Dennis L. Foster, David K. Shaffer, John D. Wheatley | 2002-08-20 |
| 6343610 | Method and apparatus for recycling coolant for a cutting machine | Mitchell H. Berger, Dennis L. Foster, David K. Shaffer, John D. Wheatley | 2002-02-05 |
| 5983910 | Method and apparatus for recycling coolant for a cutting machine | Mitchell H. Berger, Dennis L. Foster, David K. Shaffer, John D. Wheatley | 1999-11-16 |
| 5795400 | Method for recycling coolant for a cutting machine | Mitchell H. Berger, Dennis L. Foster, David K. Shaffer, John D. Wheatley | 1998-08-18 |