P

Inventor

TAKECHI MASARU

JP10 patents
⚠️ This page may combine multiple inventors who share the name “TAKECHI MASARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO ELECTRIC INDUSTRIES

7 patents
US11604369B2Mar 14, 2023

Bias control method of optical modulator and optical transmission module

SUMITOMO ELECTRIC INDUSTRIES2 citations70
US9780885B2Oct 3, 2017

Optical receiver and optical axis alignment method thereof

SUMITOMO ELECTRIC INDUSTRIES2 citations70
US9780884B2Oct 3, 2017

Optical receiver and optical axis alignment method thereof

SUMITOMO ELECTRIC INDUSTRIES2 citations70
US9419723B2Aug 16, 2016

Optical receiver and method for manufacturing the same

SUMITOMO ELECTRIC INDUSTRIES2 citations60
US9684126B2Jun 20, 2017

Optical module having multi-mode coupler formed on semiconductor substrate

SUMITOMO ELECTRIC INDUSTRIES1 citations51
US10476602B2Nov 12, 2019

Optical circuit

SUMITOMO ELECTRIC INDUSTRIES0 citations39
US10056977B2Aug 21, 2018

Method of measuring frequency response of optical coherent receiver

SUMITOMO ELECTRIC INDUSTRIES0 citations39

(unassigned)

1 patent
US6490010B1Dec 3, 2002

AFC circuit, carrier recovery circuit and receiver device capable of regenerating a carrier reliably even at the time of low C/N ratio

39 citations90

MITSUYA SHIGEAKI

1 patent
US8997141B2Mar 31, 2015

Cooperative communication/broadcasting system, application management server, receiver, reception method for receiver, and application management method for application management server

MITSUYA SHIGEAKI2 citations50

TAKECHI MASARU

1 patent
US9163982B2Oct 20, 2015

Optical receiver device

TAKECHI MASARU2 citations48