Inventor
IZUMITA HISASHI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “IZUMITA HISASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON TELEGRAPH & TELEPHONE
7 patentsUS6256443B1Jul 3, 2001
Optical fiber distribution module for holding an optical fiber cord and fiber distribution system using optical fiber cords
NIPPON TELEGRAPH & TELEPHONE167 citations96
US11422301B2Aug 23, 2022
Optical fiber cable
NIPPON TELEGRAPH & TELEPHONE4 citations70
US12253735B2Mar 18, 2025
Optical cable laying method
NIPPON TELEGRAPH & TELEPHONE0 citations59
US12242125B2Mar 4, 2025
Optical cable laying method
NIPPON TELEGRAPH & TELEPHONE0 citations59
US11947175B2Apr 2, 2024
Optical fiber cable
NIPPON TELEGRAPH & TELEPHONE0 citations58
US11846819B2Dec 19, 2023
Closure with partition to facilitate draining flood water away from optical fiber connection
NIPPON TELEGRAPH & TELEPHONE0 citations49
US11360281B2Jun 14, 2022
Optical fiber cable, and device and method for manufacturing optical fiber cable
NIPPON TELEGRAPH & TELEPHONE0 citations49