Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6317895 | Safety helmet assembly | Layton A. Wise | 2001-11-20 |
| 4546618 | Capacity control systems for inverter-driven centrifugal compressor based water chillers | Kenneth J. Kountz | 1985-10-15 |
| 4351160 | Capacity control systems for screw compressor based water chillers | Kenneth J. Kountz | 1982-09-28 |
| 4317074 | Inverter-motor system with different control characteristics for inverter voltage and frequency | — | 1982-02-23 |
| 4282718 | Evaporator inlet water temperature control system | Kenneth J. Kountz, Dean K. Norbeck | 1981-08-11 |
| 4282719 | Control system for regulating large capacity rotating machinery | Kenneth J. Kountz, Dean K. Norbeck | 1981-08-11 |
| 4182137 | Liquid cooling system for hermetically sealed electric motor | — | 1980-01-08 |