Inventor
AOZASA SHINICHI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “AOZASA SHINICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON TELEGRAPH & TELEPHONE
11 patentsUS6721092B2Apr 13, 2004
Thulium-doped fiber amplifier using pump light for improving conversion efficiency in S-band
NIPPON TELEGRAPH & TELEPHONE14 citations83
US7677059B2Mar 16, 2010
Tellurite optical fiber and production method thereof
NIPPON TELEGRAPH & TELEPHONE16 citations82
US7042634B2May 9, 2006
Optical amplifier
NIPPON TELEGRAPH & TELEPHONE6 citations73
US7313306B2Dec 25, 2007
Fiber laser, spontaneous emission light source and optical fiber amplifier
NIPPON TELEGRAPH & TELEPHONE8 citations72
US12181706B2Dec 31, 2024
Multi-core optical fiber and design method
NIPPON TELEGRAPH & TELEPHONE0 citations62
US10782478B2Sep 22, 2020
Inter-mode loss difference compensator and optical amplifier
NIPPON TELEGRAPH & TELEPHONE1 citations62
US7538937B2May 26, 2009
Optical amplifier
NIPPON TELEGRAPH & TELEPHONE2 citations62
US7953309B2May 31, 2011
Optical fiber and production method thereof
NIPPON TELEGRAPH & TELEPHONE2 citations61
US12174413B2Dec 24, 2024
Long period fiber grating and optical transmission system
NIPPON TELEGRAPH & TELEPHONE0 citations58
US11196227B2Dec 7, 2021
Optical amplifier
NIPPON TELEGRAPH & TELEPHONE0 citations51
US7589888B2Sep 15, 2009
Optical amplifier having a constant gain profile
NIPPON TELEGRAPH & TELEPHONE0 citations51