Ko J. Watanabe

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Patents Grantslast 30 patents

Information Patent Grant
Ink jet recording apparatus and method of manufacture
- Patent number 5,650,807
- Issue date Jul 22, 1997
- Seiko Epson Corporation
- Nobumasa Abe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet recording apparatus for ejecting droplets of ink through pr...
- Patent number 5,367,324
- Issue date Nov 22, 1994
- Seiko Epson Corporation
- Nobumasa Abe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS