1 Patents
#5,752 in Tokyo
#15,591 in Japan
Kabushikikaisha Riken & Simizu Construction Co.
Forward Citations = 8
4 inventors:
4 inventors (with patents filed for the assignee):
Noboru Ishikawa (1 out of 15 patents)
Kenzo Suzuki (1 out of 2 patents)
Hiroyoshi Ishii (1 out of 3 patents)
4. Misao Kaneko (1 out of 3 patents)
1 patent:
#5,752 in Tokyo
#15,591 in Japan
4 inventors: