Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5410989 | Radiant cell watertube boiler and method | Robert M. Kendall, Andrew C. Minden, Nathan Saito, James A. Gotterba | 1995-05-02 |
| 5211552 | Adiabatic surface combustion with excess air | Wayne V. Krill, Richard K. Tidball, Robert M. Kendall | 1993-05-18 |