TI

Toshimitsu Iio

Yamaha Motor: 5 patents #351 of 2,310Top 20%
Overall (All Time): #1,066,740 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4353333 Two cycle engine with augmented intake ports 1982-10-12
4337734 Two-cycle engine 1982-07-06
4333431 Water-cooled two stroke engine having exhaust port timing control valve means Yuusaku Yamaoka 1982-06-08
4285311 Two stroke engine having exhaust port timing control valve 1981-08-25
4191866 Three-function switch for a motorcycle Kunihiko Nakajima, Kyoshi Sato, Atsushi Kanda 1980-03-04