Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8756766 | Vibration dampening handle for a powered apparatus | Qiang Zhang | 2014-06-24 |
| 8141209 | Vibration dampening handle for a powered apparatus | Qiang Zhang | 2012-03-27 |
| 8100745 | Low vibration sander with a flexible top handle | Qiang Zhang | 2012-01-24 |
| 7676890 | Vibration dampening handle for a powered apparatus | Qiang Zhang | 2010-03-16 |
| 4550501 | Orbital-action reciprocating power saw | Robert G. Moores, Jr., Howard L. Burnside | 1985-11-05 |
| 4449329 | Composite washer assembly | William D. Sauerwein, Steven Weber, James R. Horney | 1984-05-22 |
| 4290492 | Idling and air replenishing system for a reciprocating hammer mechanism | Hanspeter Ehrenfried Beisch | 1981-09-22 |
| 4284284 | Retainer arrangement for tools | — | 1981-08-18 |