Michiaki Takatsu

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hole making device for web material
- Patent number 6,147,319
- Issue date Nov 14, 2000
- Japan Tobacco Inc.
- Kiyoshi Imai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Laser piercing apparatus for moving web material
- Patent number 6,049,057
- Issue date Apr 11, 2000
- Japan Tobacco Inc.
- Kiyoshi Imai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Laser piercing apparatus for a web material
- Patent number 6,025,572
- Issue date Feb 15, 2000
- Japan Tobacco Inc.
- Kiyoshi Imai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR