Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5612096 | Methods and apparatus for applying powder to workpieces | Ronald E. Niemiec, Joseph A. E. Pintelon, Harald Pleuse, Lawrence J. Macartney, Masafumi Matsunaga +1 more | 1997-03-18 |
| 5520735 | Nozzle assembly and system for applying powder to a workpiece | — | 1996-05-28 |
| 5474609 | Methods and apparatus for applying powder to workpieces | Ronald E. Niemiec, Joseph A. E. Pintelon, Harald Pleuse, Lawrence J. Macartney, Masafumi Matsunaga +1 more | 1995-12-12 |
| 5017324 | Method for depositing particulate material into a pad of fibrous material in a forming chamber | Thomas Kaiser, David E. O'Ryan, Douglas A. Schneider, Rodney Ward | 1991-05-21 |
| 5002229 | Powder spray gun | Douglas A. Schneider, Robert Lehky, Rodney Ward | 1991-03-26 |
| RE33482 | Adjustable powder spray gun | David E. O'Ryan | 1990-12-11 |
| 4927346 | Apparatus for depositing particulate material into a pad of fibrous material in a forming chamber | Thomas Kaiser, David E. O'Ryan, Douglas A. Schneider, Rodney Ward | 1990-05-22 |
| RE32841 | Apparatus for transferring powder from bulk drums | — | 1989-01-24 |
| 4730647 | Powder feeder apparatus | — | 1988-03-15 |
| 4715535 | Powder spray gun | — | 1987-12-29 |
| 4710286 | Sieve for powder | — | 1987-12-01 |
| 4662309 | Portable powder spray booth | — | 1987-05-05 |
| 4630777 | Powder spray gun | Thomas E. Hollstein, James J. Turner, David E. O'Ryan | 1986-12-23 |
| 4613083 | Adjustable powder spray gun | David E. O'Ryan | 1986-09-23 |
| 4600603 | Powder spray apparatus and powder spray method | — | 1986-07-15 |
| 4561380 | Method and apparatus for powder coating a moving web | David E. O'Ryan | 1985-12-31 |
| 4543274 | Powder spray gun and powder spray method | — | 1985-09-24 |
| 4505623 | Apparatus for transferring powder from bulk drums | — | 1985-03-19 |
| 4472451 | Mold masking apparatus and method | — | 1984-09-18 |