2 Patents
#4,062 in Tokyo
#10,962 in Japan
Kabushiki Kaisha Tetrak
Forward Citations = 149
3 inventors:
3 inventors (with patents filed for the assignee):
Koji Kojima (2 out of 12 patents)
Kiyoshi Kajiwara (1 out of 2 patents)
Kiyosi Kajiwara (1 out of 1 patent)
2 patents: