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Inventor

Naoki Okayama

Inventor
Kanagawa, JP

Overview

2→
Patents
1993–1994
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television40%
G02BOptical elements, systems or apparatus20%
G02CSpectacles20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
5,276,471'Image displaying device'19945,189,520'Video camera modular accessory apparatus'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–1994Patents assigned to SONY CORP (2)· patent assignee history
1993–1994Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY CORP21993–1994
Locations
LocationPatentsSpan
Kanagawa, JP21993–1994