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Inventor

Hideki Katsuragawa

Inventor
Tokyo, JP

Overview

3→
Patents
2000–2011
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

G03Bprimary
G03BApparatus or arrangements for taking photographs or for projecting or viewing them40%
H04NPictorial communication, e.g. television40%
G02BOptical elements, systems or apparatus20%
PatentTitleYear
8,025,409'Optical apparatus and projection display system'20116,144,492'Optical block and display unit'20006,095,654'Projection type display apparatus'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2011Patents assigned to SONY CORP (3)· patent assignee history
2000–2011Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY CORP32000–2011
Locations
LocationPatentsSpan
Tokyo, JP32000–2011