Inventor
UMEDA DAISUKE
JP11 patents
⚠️ This page may combine multiple inventors who share the name “UMEDA DAISUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
7 patentsUS7944290B2May 17, 2011
Trans-impedance amplifier
SUMITOMO ELECTRIC INDUSTRIES8 citations81
US10103814B2Oct 16, 2018
Data receiving apparatus
SUMITOMO ELECTRIC INDUSTRIES4 citations70
US10746946B2Aug 18, 2020
Host board, optical receiver, optical transmitter, optical transceiver, and method of mounting optical transceiver on host board
SUMITOMO ELECTRIC INDUSTRIES0 citations49
US9490932B2Nov 8, 2016
Burst signal receiving apparatus and method, PON optical line terminal, and PON system
SUMITOMO ELECTRIC INDUSTRIES0 citations49
US12567996B2Mar 3, 2026
Relay system, transmission device, reception device, and switching method
SUMITOMO ELECTRIC INDUSTRIES0 citations47
US11070295B2Jul 20, 2021
PON system, optical network unit, optical line terminal, method of registering optical network unit, and data structure
SUMITOMO ELECTRIC INDUSTRIES0 citations46
US10594403B2Mar 17, 2020
Optical transceiver and method for estimating temperature of same
SUMITOMO ELECTRIC INDUSTRIES0 citations40