Derek Y. Kamemoto

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Seattle, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for detecting low refrigerant charge
- Patent number 6,460,354
- Issue date Oct 8, 2002
- Parker-Hannifin Corporation
- Roy M. Yabuki
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigerant monitoring apparatus and method
- Patent number 6,293,114
- Issue date Sep 25, 2001
- Red Dot Corporation
- Derek Y. Kamemoto
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR DETECTING LOW REFRIGERANT CHARGE
- Publication number 20020121100
- Publication date Sep 5, 2002
- Roy M. Yabuki
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...