4 Patents
#23 in Gunma
#7,416 in Japan
Sophia Inc.
Forward Citations = 25
3 inventors:
3 inventors (with patents filed for the assignee):
Sadao Ioki (4 out of 4 patents)
Sanji Arisawa (4 out of 6 patents)
Seijiro Tomita (4 out of 4 patents)
4 patents: