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Inventor

Kazumasa Nitta

Inventor
Tokyo, JP

Overview

4→
Patents
1999–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H04Wprimary
H04WWireless communication networks50%
G02BOptical elements, systems or apparatus17%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them17%
H04BTransmission17%
PatentTitleYear
11,061,206Imaging lens20218,301,136'Method for restricting communicating service in roaming in multi mode terminal and apparatus therefor'20126,999,725'Controlling operation of mobile base station so as to avoid radio interference'20065,950,127'Mode switching method for mobile station'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2006Based in Yokosuka, JP· patent location history
2006–2012Patents assigned to NTT DOCOMO INC (2)· patent assignee history
2012Patents assigned to AHN SEUNGJIN (1)· patent assignee history
2012Patents assigned to ICHIKAWA KAZUOKI (1)· patent assignee history
2012Patents assigned to JIN JONGHYUN (1)· patent assignee history
2012–2021Based in Tokyo, JP· patent location history
2021Patents assigned to KANTATSU CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NTT DOCOMO INC22006–2012
AHN SEUNGJIN12012
ICHIKAWA KAZUOKI12012
JIN JONGHYUN12012
KANTATSU CO LTD12021
Locations
LocationPatentsSpan
Tokyo, JP22012–2021
Yokosuka, JP21999–2006