Yukiaki Koyanagi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Serial impact printer having two printing modes
- Patent number 4,389,126
- Issue date Jun 21, 1983
- Nippon Electric Co., Ltd.
- Yoshikiyo Honma
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Cooling system for a line printer
- Patent number 4,388,009
- Issue date Jun 14, 1983
- Nippon Electric Company, Limited
- Ikuo Kumagai
- G06 - COMPUTING CALCULATING COUNTING