9 Patents
#431 in Osaka
#4,578 in Japan
Optek Corporation
Forward Citations = 83
4 inventors:
4 inventors (with patents filed for the assignee):
Takamasa Sakamoto (5 out of 12 patents)
Marvin E Monroe (3 out of 6 patents)
William T Kavage (2 out of 2 patents)
4. Randall J Ediger (1 out of 2 patents)
9 patents: