SM

Susumu Matsumoto

CO Combi: 6 patents #3 of 8Top 40%
Overall (1982): #552 of 81,411Top 1%
6
Patents 1982

Issued Patents 1982

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D267258 Toy vehicle Shinroku Nakao, Yoshiyasu Ishii, Kiyoshi Hoshino 1982-12-14
D267259 Toy vehicle Shinroku Nakao, Yoshiyasu Ishii, Kiyoshi Hoshino 1982-12-14
D265666 Educational toy rattle Shinroku Nakao, Yoshiyasu Ishii 1982-08-03
D265491 Toy animal Shinroku Nakao, Yoshiyasu Ishii 1982-07-20
4339149 Child's automotive safety seat Shinroku Nakao, Yoshiyasu Ishii, Kiyoshi Hoshino 1982-07-13
D264528 Baby seat Shinroku Nakao, Yoshiyasu Ishii, Kiyoshi Hoshino 1982-05-25