Katsumi Murai

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Patents Grantslast 30 patents

Information Patent Grant
Control apparatus for powder feeder
- Patent number 6,057,515
- Issue date May 2, 2000
- Aisan Kogyo Kabushiki Kaisha
- Katsumi Murai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Drive apparatus for driving an oscillator and a powder feeder havin...
- Patent number 6,050,393
- Issue date Apr 18, 2000
- Aisan Kogyo Kabushiki Kaisha
- Katsumi Murai
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Powder feeder and method for driving powder feeder
- Patent number 5,938,075
- Issue date Aug 17, 1999
- Aisan Kogyo Kabushiki Kaisha
- Katsumi Murai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Control apparatus for intermittently driving actuator, powder feede...
- Patent number 5,917,266
- Issue date Jun 29, 1999
- Aisan Kogyo Kabushiki Kaisha
- Katsumi Murai
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Information signal transmitting device
- Patent number 4,888,585
- Issue date Dec 19, 1989
- Aisan Kogyo Kabushiki Kaisha
- Norikazu Kamiya
- G08 - SIGNALLING