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Inventor

Koichi Kihara

Inventor
Chiba, JP

Overview

3→
Patents
1999–2011
Patent span
Electricity
Primary field (CPC H)

Patents· 3 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%
H04BTransmission25%
H04JMultiplex communication25%
PatentTitleYear
8,073,133'Echo canceler and echo canceling method'20117,715,374'Redundancy gateway system'20105,926,626'Network bridge using only hardware to process media access control (MAC) packet-switching operations'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2011Patents assigned to OKI ELECTRIC IND CO LTD (3)· patent assignee history
1999Based in Tokyo, JP· patent location history
2010–2011Based in Chiba, JP· patent location history
2011Patents assigned to ARAI JUNJI (1)· patent assignee history
2011Patents assigned to ISHIGURO TAKASHI (1)· patent assignee history
2011Patents assigned to KIHARA KOICHI (1)· patent assignee history
2011Patents assigned to MASUYA YUZURU (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OKI ELECTRIC IND CO LTD31999–2011
ARAI JUNJI12011
ISHIGURO TAKASHI12011
KIHARA KOICHIself12011
MASUYA YUZURU12011
Locations
LocationPatentsSpan
Chiba, JP22010–2011
Tokyo, JP11999