Koju Tsukahara

Follow

Person

Shizuoka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Secondary thrust arrangement for small watercraft
- Patent number 6,530,812
- Issue date Mar 11, 2003
- Yamaha Hatsudoki Kabushiki Kaisha
- Satoshi Koyano
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

Patents Applicationslast 30 patents

Information Patent Application
Secondary thrust arrangement for small watercraft
- Publication number 20020077008
- Publication date Jun 20, 2002
- Satoshi Koyano
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT