Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4773145 | Method of constructing a cylindrical rotor assembly for a rotary regenerative heat exchanger | James A. Groves, Peter Hallam, John Irving | 1988-09-27 |
| 4372371 | Trunnion air seal | — | 1983-02-08 |
| 4306612 | Fiber optic sensing device | Ronald W. Wilson, Ronald N. Wightman | 1981-12-22 |
| 4206803 | Rotor turndown sensor and control | Harlan E. Finnemore | 1980-06-10 |