TO

Takamasa Otsuji

YA Yamabiko: 5 patents #3 of 25Top 15%
IC Iida Denki Kogyo Co.: 1 patents #1 of 5Top 20%
📍 Tokyo, WA: #6 of 36 inventorsTop 20%
Overall (2018): #23,598 of 503,207Top 5%
5
Patents 2018

Issued Patents 2018

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10060392 Stratified scavenging two-stroke internal combustion engine and carburetor thereof Takahiro Yamazaki, Shirou Yamaguchi 2018-08-28
10024224 Rotary carburetor for two-stroke internal combustion engine Takahiro Yamazaki, Shirou Yamaguchi, Hidekazu Tsunoda 2018-07-17
9945290 Handheld engine-driven working machine Shiro Yamaguchi, Kosuke Matsumoto, Hiroyuki Miyaki, Akira Yamazaki 2018-04-17
9938926 Air leading-type stratified scavenging two-stroke internal-combustion engine Takahiro Yamazaki, Hidekazu Tsunoda 2018-04-10
9903314 Carburetor for stratified scavenging two-stroke engine Shirou Yamaguchi 2018-02-27