Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12072096 | Method and system for improving boiler effectiveness | Kevin J. O'Boyle, David G. Breckinridge, Set Erik Jonas Klingspor | 2024-08-27 |
| 11236949 | Heat transfer sheet assembly with an intermediate spacing feature | Huo Yan, Jeffrey O'Boyle, Jeffery E. Yowell | 2022-02-01 |
| 10982908 | Heat transfer sheet for rotary regenerative heat exchanger | James W. Birmingham, Kevin J. O'Boyle, James D. Seebald | 2021-04-20 |
| 10955136 | Method and system for improving boiler effectiveness | Kevin J. O'Boyle | 2021-03-23 |
| 10267517 | Method and system for improving boiler effectiveness | Kevin J. O'Boyle | 2019-04-23 |
| 10197337 | Heat transfer sheet for rotary regenerative heat exchanger | James W. Birmingham, Kevin J. O'Boyle, James D. Seebald | 2019-02-05 |
| 9557119 | Heat transfer sheet for rotary regenerative heat exchanger | James W. Birmingham, Kevin J. O'Boyle, James D. Seebald | 2017-01-31 |
| 5628360 | Adjustable axial seal plates for rotary regenerative air preheaters | Mark E. Brophy | 1997-05-13 |
| 5615732 | Air preheater with semi-modular rotor construction | Mark E. Brophy, William C. Cox, Harlan E. Finnemore, Rex R. Snider, Michael W. Wonderling | 1997-04-01 |
| 5024817 | Twin bed regenerative incinerator system | — | 1991-06-18 |
| 4592416 | Modular tubular heat exchanger | Michael A. Case | 1986-06-03 |
| 4548261 | Plurality of tubular heat exchanger modules | Michael A. Case, Wayne S. Counterman | 1985-10-22 |