Hiroshi Harada

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Through-the-hub-propulsion unit exhaust
- Patent number 5,857,880
- Issue date Jan 12, 1999
- Sanshin Kogyo Kabushiki Kaisha
- Hiroshi Harada
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Propulsion system for marine vessel
- Patent number 5,529,520
- Issue date Jun 25, 1996
- Sanshin Kogyo Kabushiki Kaisha
- Takashi Iwashita
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Tandem propeller assembly for a marine propulsion unit
- Patent number 5,310,371
- Issue date May 10, 1994
- Sanshin Industries Co., Ltd.
- Yasushi Iriono
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Fish line entering prevention device for marine propeller
- Patent number 4,578,040
- Issue date Mar 25, 1986
- Sanshin Kogyo Kabushiki Kaisha
- Yoshitsugu Sumino
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT