JS

Jun Sonoda

HC Hitachi Construction Machinery Co.: 3 patents #381 of 1,234Top 35%
KC Koyo Seiko Co.: 1 patents #363 of 749Top 50%
TC Taiho Kogyo Co.: 1 patents #179 of 332Top 55%
Overall (All Time): #1,275,700 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6325450 Operator's cab in construction machine Tsuyoshi Sakyo, Toichi Hirata, Kazuhisa Tamura, Takashi Nakagawa 2001-12-04
6209949 Operator's cab in construction machine Tsuyoshi Sakyo, Toichi Hirata, Kazuhisa Tamura, Takashi Nakagawa 2001-04-03
6206457 Operator's cab for construction machines Tsuyoshi Sakyo, Toichi Hirata, Kazuhisa Tamura 2001-03-27
5570766 End bearing for one-way clutch Eichi Sato, Yoshihiro Kaku, Yuji Yokota, Hiroshi Shibata, Masanori Hatanaka +2 more 1996-11-05