ET

Etsuhiro Tezuka

Yamaha Motor: 4 patents #461 of 2,310Top 20%
Overall (All Time): #1,061,482 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5056474 Internal combustion engine having multiple carburetors and a starting mixture Koichiro Kaji, Toru Ichinose 1991-10-15
4867109 Intake passage arrangement for internal combustion engines Koichiro Kaji, Toru Ichinose 1989-09-19
4449505 Internal combustion engine Koichiro Kaji, Toru Ichinose 1984-05-22
4304211 Control of fuel injection type induction system Koichiro Kaji, Toru Ichinose 1981-12-08
4300504 Internal combustion engine 1981-11-17