Kenichi Ohtsuka

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Iwata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Seat for watercraft
- Patent number 5,918,564
- Issue date Jul 6, 1999
- Yamaha Hatsudoki Kabushiki Kaisha
- Kenichi Ohtsuka
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT