Takeshi Imaizumi

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Matsudo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Centralized control system for home electric appliances
- Patent number 4,808,841
- Issue date Feb 28, 1989
- Hitachi, Ltd.
- Yukihiro Ito
- G05 - CONTROLLING REGULATING
Information Patent Grant
Burner system
- Patent number 4,396,372
- Issue date Aug 2, 1983
- Hitachi, Ltd.
- Michiaki Matumoto
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Method of operating air conditioner
- Patent number 4,368,621
- Issue date Jan 18, 1983
- Hitachi, Ltd.
- Naoto Yamaguma
- F24 - HEATING RANGES VENTILATING