Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9758359 | Jack system | Lukas T. Woltjer | 2017-09-12 |
| 8568536 | Filter cleaning tool and method | Steven F. Meister, David Painter | 2013-10-29 |
| 8308401 | Cutter for machining counterbore in engine block | — | 2012-11-13 |
| 8113040 | Tire runout gauge | Thomas Knowles | 2012-02-14 |
| 7001121 | Method of trimming bore liners | Thomas Knowles | 2006-02-21 |
| 6729811 | Cutter tool for bore liners | Thomas Knowles | 2004-05-04 |
| 6470846 | Broach tool and method of repair | James A. Kammeraad, Thomas Knowles | 2002-10-29 |
| 6209509 | Bearing insert for supporting rotatable shafts, method of repair, and related broach tool | James A. Kammeraad, Thomas Knowles | 2001-04-03 |
| 5704383 | Tool and method for removing fluid from container | David A. Kammeraad, Jack C. Canon | 1998-01-06 |
| 5539980 | Process for forming valve guide insert | James A. Kammeraad, Robert T. Ritt | 1996-07-30 |
| 5493776 | Method of installing valve guide insert | James A. Kammeraad, Robert T. Ritt | 1996-02-27 |
| 5355572 | Valve guide insert insertion tool | James A. Kammeraad, Robert T. Ritt | 1994-10-18 |
| 5249555 | Valve guide insert | James A. Kammeraad, Robert T. Ritt | 1993-10-05 |