Patents/Inventors

Hisashi Izumita

MusashinoJP3 patents

4 Patents

US122537352025
Optical Cable Laying Method
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US122421252025
Optical Cable Laying Method
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US119471752024
Optical Fiber Cable
Nippon Telegraph And Telephone Corporation
0 cites
US118468192023
Closure with Partition to Facilitate Draining Flood Water Away from Optical Fiber Connection
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites