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Inventor

Sadayuki Yasuda

Inventor
Tokyo, JP

Overview

5→
Patents
2011–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication50%
H04JMultiplex communication30%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein10%
H04BTransmission10%
PatentTitleYear
10,389,452Coherent optical reception device20199,894,007'Packet transfer processing apparatus and method'20189,401,875'Packet transfer processing method and packet transfer processing device'20168,731,006'Signal separating circuit, signal separating method, signal multiplexing circuit and signal multiplexing method'20147,894,490'Signal separating circuit, signal separating method, signal multiplexing circuit and signal multiplexing method'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2019Patents assigned to NIPPON TELEGRAPH & TELEPHONE (5)· patent assignee history
2011Based in Atsugi, JP· patent location history
2014Patents assigned to ISHIHARA TAKAKO (1)· patent assignee history
2014Patents assigned to MATSUYA YASUYUKI (1)· patent assignee history
2014Patents assigned to MUTOH SHINICHIRO (1)· patent assignee history
2014Based in Kanagawa, JP· patent location history
2016–2018Based in Tokyo, JP· patent location history
2019Patents assigned to NTT ELECTRONICS CORP (1)· patent assignee history
2019Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON TELEGRAPH & TELEPHONE52011–2019
ISHIHARA TAKAKO12014
MATSUYA YASUYUKI12014
MUTOH SHINICHIRO12014
NTT ELECTRONICS CORP12019
Locations
LocationPatentsSpan
Tokyo, JP22016–2018
Yokohama, JP12019
Kanagawa, JP12014
Atsugi, JP12011