Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9027932 | Zero emissions reciprocating pump | Herbert H. Tackett, James A. Cripe, Gary Dyson | 2015-05-12 |
| 8511219 | Zero emissions reciprocating pump | Herbert H. Tackett, James A. Cripe, Gary Dyson | 2013-08-20 |
| 8191460 | Zero emissions reciprocating pump | Herbert H. Tackett, James A. Cripe, Gary Dyson | 2012-06-05 |
| 7784395 | Zero emissions reciprocating pump | Herbert H. Tackett, James A. Cripe, Gary Dyson | 2010-08-31 |
| 6729151 | Heat pump fluid heating system | — | 2004-05-04 |
| 6671703 | System and method for file transmission using file differentiation | Kevin Peterson, Said Mohammadioun | 2003-12-30 |
| 5232342 | High pressure multi-stage centrifugal pumps | — | 1993-08-03 |
| 5211532 | Apparatus for applying a back pressure to a pump drive shaft seal | — | 1993-05-18 |
| 5169121 | Damper control mechanism | Ernesto E. Blanco | 1992-12-08 |
| 4997029 | Air conditioning apparatus | Nobuo Otsuka, Toyohiro Kobayashi, Yasuo Sato | 1991-03-05 |
| D310340 | Local room thermostat | Seiji Wada, Nobuo Otsuka, Toyohiro Kobayashi | 1990-09-04 |
| 4948040 | Air conditioning system | Toyohiro Kobayashi, Nobuo Otsuka, Larry J. Stratton | 1990-08-14 |
| D309268 | Central thermostat | Seiji Wada, Nobuo Otsuka, Toyohiro Kobayashi | 1990-07-17 |
| 4821526 | Air conditioning apparatus | Nobuo Otsuka, Hideo Igarashi | 1989-04-18 |
| 4819714 | Air conditioning apparatus | Nobuo Otsuka, Seiji Wada | 1989-04-11 |
| 4811897 | Duct type air conditioning system | Toyohiro Kobayashi, Nobuo Otsuka | 1989-03-14 |
| 4795088 | Air conditioning system | Toyohiro Kobayashi, Nobuo Otsuka, Larry J. Stratton | 1989-01-03 |
| 4754919 | Air conditioning apparatus | Nobuo Otsuka, Hideo Igarashi | 1988-07-05 |
| 4716957 | Duct type multizone air conditioning system | Nobuo Otsuka, Kisuke Yamazaki, Hideo Igarashi | 1988-01-05 |
| 4635445 | Air-conditioner | Nobuo Otsuka, Hideo Igarashi | 1987-01-13 |