Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D342688 | Grip meter | — | 1993-12-28 |
| 5139511 | Expansible cannula | Steven S. Gill | 1992-08-18 |
| 4899729 | Expansible cannula | Steven S. Gill | 1990-02-13 |
| 4716901 | Surgical appliance for forming an opening through the skin | Steven S. Gill | 1988-01-05 |
| 4700955 | Chucks | — | 1987-10-20 |
| 4617721 | Jaw changing apparatus | — | 1986-10-21 |
| 4616838 | Work holding devices | Ralph A. Waite | 1986-10-14 |
| 4506896 | Chucks | Ralph A. Waite | 1985-03-26 |
| 4502704 | Workholding devices | — | 1985-03-05 |
| 4397795 | Seal for rotary apparatus for gas-liquid contacting | — | 1983-08-09 |
| 4298160 | Solid bowl decanter centrifuges | — | 1981-11-03 |
| 4240578 | Solid bowl decanter centrifuges of the scroll discharge type | — | 1980-12-23 |
| 4228949 | Solid bowl scroll discharge decanter centrifuges | — | 1980-10-21 |
| 4202488 | Pendulum suspended hydraulically driven basket centrifuges | Edward Cooper | 1980-05-13 |