Toshitsugu Ishii

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Patents Grantslast 30 patents

Information Patent Grant
Method of enhancing plant growth using light levels lower than phot...
- Patent number 5,174,793
- Issue date Dec 29, 1992
- Mitsubishi Denki K.K.
- Akira Ikeda
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Method of enhancing plant growth and apparatus for performing the same
- Patent number 4,817,332
- Issue date Apr 4, 1989
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ikeda
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Monitoring equipment for dissolved gas in insulating oil
- Patent number 4,763,514
- Issue date Aug 16, 1988
- Mitsubishi Denki Kabushiki Kaisha
- Sadao Naito
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for plant cultivation
- Patent number 4,617,755
- Issue date Oct 21, 1986
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ikeda
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Automatic analyzer for combustible gas in oil
- Patent number 4,310,487
- Issue date Jan 12, 1982
- Mitsubishi Denki Kabushiki Kaisha
- Mitsuhiro Yamada
- G01 - MEASURING TESTING