Hitachi Air Conditioning Systems Co., Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hitachi Air Conditioning Systems Co., Ltd..The latest application filed is for "displacement type compressor".
- Hitachi Air Conditioning Systems Co., Ltd. - Tokyo JP
- Hitachi Air Conditioning Systems Co., Ltd - Tokyo JP
| Patent | Date |
|---|---|
| Apparatus for driving a compressor and a refrigerating air conditioner Grant 7,437,882 - Matsunaga , et al. October 21, 2 | 2008-10-21 |
| Hermetic type scroll compressor and refrigerating and air-conditioning apparatus Grant 7,438,539 - Kohsokabe , et al. October 21, 2 | 2008-10-21 |
| Displacement type compressor App 20060140792 - Tsuchiya; Takeshi ; et al. | 2006-06-29 |
| Plate type heat exchanger Grant 6,926,075 - Matsushima August 9, 2 | 2005-08-09 |
| Scroll compressor having an Oldham's ring containing silicon particles Grant 6,634,875 - Imamura , et al. October 21, 2 | 2003-10-21 |
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