Matsunaga; Douglas
Patent Applications and Registrations
Patent applications and USPTO patent grants for Matsunaga; Douglas.The latest application filed is for "tool locking system".
- Matsunaga; Douglas - Schiller Park IL
- Matsunaga; Douglas - Libertyville IL
- Matsunaga; Douglas - Vernon Hills IL
| Patent | Date |
|---|---|
| Blanking line using slitter as feeder Grant 8,201,429 - Matsunaga June 19, 2 | 2012-06-19 |
| Tool locking system Grant 7,966,916 - Matsunaga , et al. June 28, 2 | 2011-06-28 |
| Tool Locking System App 20100175529 - Matsunaga; Douglas ; et al. | 2010-07-15 |
| Tool Locking System App 20080289462 - Matsunaga; Douglas ; et al. | 2008-11-27 |
| Slitter having pivotal multiple spaced pairs of arbors Grant 4,327,620 - Greinke , et al. * May 4, 1 | 1982-05-04 |
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