Masayuki Sawada

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Suwa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Production method for forming liquid spray head
- Patent number 6,345,424
- Issue date Feb 12, 2002
- Seiko Epson Corporation
- Kazumasa Hasegawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid spray head and its production method
- Patent number 5,530,465
- Issue date Jun 25, 1996
- Seiko Epson Corporation
- Kazumasa Hasegawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS