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Koyanagi; Tomoyoshi
Shizuoka, JP
No. of patents:

Patent Number Title Of Patent Date Issued
D392936 Ride plate March 31, 1998
7320251 Load detector and transport equipment including the same January 22, 2008
A load detector is constructed so as to stabilize an output voltage responding to an input load. The load detector includes a magnetostrictive sensor which includes a hollow case, a coil housed in the case, and a rod-like magnetic member located at an axial center of the coil, magnet
6116182 Hull for personal watercraft September 12, 2000
A watercraft includes a hull construction that incorporates raised aft foot area sections to increase the buoyancy of the watercraft. The watercraft also includes an elongated seat that can be straddled by at least two riders. An aft portion of the seat that extends between the raised af
6101965 Ride plate for watercraft August 15, 2000
A watercraft is disclosed including an improved ride plate for enhanced handling, responsiveness and performance of the watercraft. The ride plate preferably has two grooves formed in the undersurface of the ride plate. The grooves are of continuous cross section, extend the entire lengt

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