Toshinobu Itoh

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Kamakura, JP

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Patents Grantslast 30 patents

Information Patent Grant
High temperature fluid flow speed detection apparatus
- Patent number 4,754,642
- Issue date Jul 5, 1988
- Sekiyu Shigen Kaihatsu Kabushiki Kaisha
- Makoto Miyairi
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cable connection head for a well logging cable useful at high tempe...
- Patent number 4,725,783
- Issue date Feb 16, 1988
- Sekiyushigen Kaihatsu Kabushiki Kaisha
- Makoto Miyairi
- F24 - HEATING RANGES VENTILATING