Tetsuo Takehara

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Quartz glass tube liquid heating apparatus with concentric flow paths
- Patent number 5,271,086
- Issue date Dec 14, 1993
- Asahi Glass Company Ltd.
- Toshihisa Kamiyama
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Joint structure for a tube support plate and a tube
- Patent number 4,875,712
- Issue date Oct 24, 1989
- Asahi Glass Company, Ltd.
- Noriyuki Oda
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Joint structure for a tube support plate and a tube
- Patent number 4,838,581
- Issue date Jun 13, 1989
- Asahi Glass Company Ltd.
- Noriyuki Oda
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Filter unit, and apparatus for treating particulates in an exhaust...
- Patent number 4,833,883
- Issue date May 30, 1989
- Asahi Glass Company Ltd.
- Noriyuki Oda
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Ceramic heat exchanger element
- Patent number 4,787,443
- Issue date Nov 29, 1988
- Asahi Glass Company, Ltd.
- Yukio Fukatsu
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Joint structure for a tube support plate and a tube
- Patent number 4,753,457
- Issue date Jun 28, 1988
- Asahi Glass Company Ltd.
- Noriyuki Oda
- F28 - HEAT EXCHANGE IN GENERAL