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Inventor

Yuzo Oshida

Inventor
Yokohama, JP

Overview

3→
Patents
2015–2021
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.

H04Nprimary
H04NPictorial communication, e.g. television50%
G06FElectric digital data processing25%
H04LTransmission of digital information, e.g. telegraphic communication25%
PatentTitleYear
10,924,492Information leakage prevention system and method20219,154,802'Emergable watermark superimposing method, emergable watermark superimposing apparatus, and emergable watermark superimposing system'20158,938,088'Method and apparatus for classifying sections of an image into a plurality of embedded areas'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2021Patents assigned to HITACHI SOLUTIONS LTD (3)· patent assignee history
2015Patents assigned to OSHIDA YUZO (2)· patent assignee history
2015Patents assigned to TANAKA YOSHIYASU (2)· patent assignee history
2015Patents assigned to YAMADA TAKAAKI (2)· patent assignee history
2015Based in Yokohama, JP· patent location history
2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI SOLUTIONS LTD32015–2021
OSHIDA YUZOself22015
TANAKA YOSHIYASU22015
YAMADA TAKAAKI22015
Locations
LocationPatentsSpan
Yokohama, JP22015
Tokyo, JP12021