Kunio Hirota

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Plastic working method and apparatus
- Patent number 5,007,281
- Issue date Apr 16, 1991
- Brother Kogyo Kabushiki Kaisha
- Syozo Aoshima
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Plastic working method and apparatus
- Patent number 4,984,443
- Issue date Jan 15, 1991
- Brother Kogyo Kabushiki Kaisha
- Takeaki Sato
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Plastic working method and apparatus
- Patent number 4,936,125
- Issue date Jun 26, 1990
- Brother Kogyo Kabushiki Kaisha
- Syozo Aoshima
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for attaching a plurality of studs on flexible sheet mate...
- Patent number 4,412,640
- Issue date Nov 1, 1983
- Brother Kogyo Kabushiki Kaisha
- Akira Sugiyama
- B68 - SADDLERY UPHOLSTERY