TK

Toru Kazawa

HI Hitachi: 1 patents #867 of 2,942Top 30%
📍 Kokubunji, JP: #42 of 111 inventorsTop 40%
Overall (1997): #65,871 of 185,788Top 40%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5671074 Optical multiplex transmission equipment and method Keiji Tomooka, Naohiro Sakakida, Shin Nishimura, Yoshihiro Ashi, Hironari Matsuda +6 more 1997-09-23