Ryuzo Harada

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Yokosuka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for confirming and reporting the operating conditions of...
- Patent number 4,829,579
- Issue date May 9, 1989
- Oppama Kogyo Kabushiki Kaisha
- Ryuzo Harada
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Contactless ignition circuit for internal combustion engines
- Patent number 4,305,371
- Issue date Dec 15, 1981
- Oppama Kogyo Kabushiki Kaisha
- Ryuzo Harada
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS