4 Patents
#20 in Hamamatsu
#7,416 in Japan
Ace Giken Co., Ltd.
Forward Citations = 51
3 inventors:
3 inventors (with patents filed for the assignee):
Kenzo Ito (4 out of 10 patents)
Masahiro Yamamoto (4 out of 7 patents)
Etsuo Yamamoto (4 out of 4 patents)
4 patents: