Nobuo Kakinuma

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Hanyu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Weft winder for weaving machine having magnets with different surfa...
- Patent number 5,370,158
- Issue date Dec 6, 1994
- Hitachi Metals, Ltd.
- Masao Ogata
- D03 - WEAVING
Information Patent Grant
Magnet article for attracting foreign matters in the stomach
- Patent number 5,096,763
- Issue date Mar 17, 1992
- 501 Hitachi Metals, Ltd.
- Masao Ogata
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Convergence device for electron beams in color picture tube
- Patent number 4,670,726
- Issue date Jun 2, 1987
- Hitachi Metals, Ltd.
- Masao Ogata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rectangular magnetic circuit for speaker
- Patent number 4,412,104
- Issue date Oct 25, 1983
- Hitachi Metals, Ltd.
- Osamu Fujita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE