3 Patents
#36 in both of
#8,780 in Japan
Duplo Manufacturing Corp.
Forward Citations = 94
4 inventors:
4 inventors (with patents filed for the assignee):
Yoshihide Sugiyama (2 out of 9 patents)
Tetsuo Onishi (2 out of 2 patents)
Ken Matsushita (2 out of 2 patents)
4. Hiroki Ikeda (1 out of 1 patent)
3 patents: