Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6401290 | Paint brush with improved grip construction | Anthony W. Gilbert, Paul H. Mylander, Bruce C. Polzin, Robert A. Shaffer, James J. Jarecki | 2002-06-11 |
| 6272715 | Apparatus for applying coatings to planar and non-planar surfaces | Bruce C. Polzin, Kenneth L. Shehow, Mark T. Sterwald | 2001-08-14 |
| 6203648 | Method for manufacturing paint roller | Bruce C. Polzin, Kenneth L. Shehow, Jaime A. Garcia | 2001-03-20 |
| 6138313 | Paint brush with improved grip construction and method of manufacture thereof | Anthony W. Gilbert, Paul H. Mylander, Bruce C. Polzin, Robert A. Shaffer, James J. Jarecki | 2000-10-31 |
| 6101662 | Roller having slip-on cage for paint roller cover | Bruce C. Polzin, Robert A. Shaffer, David L. Prins, Rand J. Krikorian | 2000-08-15 |
| 5979009 | Roller having slip-on cage for paint roller cover | Bruce C. Polzin, Robert A. Shaffer, David L. Prins, Rand J. Krikorian, Anthony W. Gilbert | 1999-11-09 |
| D415899 | Portion of a paint brush handle | Anthony W. Gilbert, Paul H. Mylander, Bruce C. Polzin, Robert A. Shaffer, James J. Jarecki | 1999-11-02 |
| D406465 | Set of grips for a roller frame handle | Thomas D. Koos, Anthony W. Gilbert, Robert A. Shaffer, Terrance M. Case | 1999-03-09 |
| 5822823 | Apparatus and method for applying coatings to planar and non-planar surfaces | Bruce C. Polzin, Kenneth L. Shehow, Mark T. Sterwald | 1998-10-20 |
| D394958 | Stain and varnish applicator | Bruce C. Polzin, Kenneth L. Shehow, Mark T. Sterwald | 1998-06-09 |
| 5584092 | Roller having slip-on cage for paint roller cover | Bruce C. Polzin, Robert A. Shaffer, David L. Prins, Rand J. Krikorian | 1996-12-17 |
| 4362179 | Method and apparatus for controlling ink viscosity | John MacPhee | 1982-12-07 |