DS

Dairoku Suzuki

WA Walbro: 5 patents #41 of 212Top 20%
WL Walbro Engine Management, L.L.C.: 1 patents #50 of 85Top 60%
Overall (All Time): #789,531 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12429019 Fuel and air charge forming device Kazuki Doi, Naoya Kumagai, Jun Takano 2025-09-30
11802529 Fuel and air charge forming device Kazuki Doi, Naoya Kumagai, Jun Takano 2023-10-31
11578688 Fuel and air charge forming device Takashi Abei, Katsuaki Hamataka, Takashi Horikawa, Tomoya Kawada, Jun Takano 2023-02-14
11231002 Fuel and air charge forming device Takashi Abei, Katsuaki Hamataka, Takashi Horikawa, Tomoya Kawada, Jun Takano 2022-01-25
10125696 Charge forming device with throttle valve adjuster Bryan K. Gangler, Bradley J. Roche, David L. Speirs, Eric G. Zbytowski 2018-11-13
7971858 Variable venturi carburetor Toshimasa Takahashi, Tamio Aihara, Jun Takano, Takeshi Sakaguchi 2011-07-05