Kiyoshi Sugiyama

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Yokosuka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Heat-sensitive transfer element
- Patent number 4,315,643
- Issue date Feb 16, 1982
- Nippon Telegraph and Telephone Public Corp.
- Yukio Tokunaga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printer head assembly for an ink jet system printer of the charge a...
- Patent number 4,303,928
- Issue date Dec 1, 1981
- Nippon Telegraph and Telephone Public Corp.
- Kiyoshi Sugiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink liquid supply system for an ink jet system printer
- Patent number 4,152,710
- Issue date May 1, 1979
- Nippon Telegraph & Telephone Public Corporation
- Masaharu Matsuba
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS