1 Patents
#5,751 in Tokyo
#15,589 in Japan
Nippon Kokan
Forward Citations = 12
3 inventors:
3 inventors (with patents filed for the assignee):
Katsuaki Makino (1 out of 7 patents)
Fumio Ogawara (1 out of 1 patent)
Toshiya Oyamoto (1 out of 2 patents)
1 patent: