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Inventor

Kinya Hasegawa

Inventor
Kanagawa, JP

Overview

2→
Patents
1990–2021
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.

G02Bprimary
G02BOptical elements, systems or apparatus33%
G09BEducational or demonstration appliances33%
H04NPictorial communication, e.g. television33%
PatentTitleYear
10,924,716Image projection device20214,965,440'Information reproducing apparatus'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to CANON KK (1)· patent assignee history
1990Based in Tokyo, JP· patent location history
2021Patents assigned to QD LASER INC (1)· patent assignee history
2021Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK11990
QD LASER INC12021
Locations
LocationPatentsSpan
Kanagawa, JP12021
Tokyo, JP11990