Isao Shiraishi

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Yokosuka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing a lamp having a coated layer and the lamp produ...
- Patent number 5,090,931
- Issue date Feb 25, 1992
- Toshiba Lighting & Technology Corporation
- Isao Shiraishi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Linear member feeding apparatus
- Patent number 4,708,236
- Issue date Nov 24, 1987
- Kabushiki Kaisha Toshiba
- Isao Shiraishi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Apparatus for manufacturing electric lamps
- Patent number 4,647,277
- Issue date Mar 3, 1987
- Kabushiki Kaisha Toshiba
- Isao Shiraishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for manufacturing a bulb
- Patent number 4,425,100
- Issue date Jan 10, 1984
- Tokyo Shibaura Denki Kabushiki Kaisha
- Isao Shiraishi
- H01 - BASIC ELECTRIC ELEMENTS