Inventor

Ryu Wakui

Inventor
Tokyo, JP

Overview

15→
Patents
1997–2021
Patent span
Physics
Primary field (CPC G)

Patents· 15 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television35%
G06FElectric digital data processing30%
LOC1422%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them13%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997Patents assigned to SANYO ELECTRIC CO (3)· patent assignee history
1997Patents assigned to TOKYO SANYO ELECTRIC CO (2)· patent assignee history
1997Patents assigned to TOTTORI SANYO ELECTRONIC CO LTD (1)· patent assignee history
1997Based in Tottori, JP· patent location history
2017–2021Patents assigned to CANON KK (12)· patent assignee history
2017–2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK122017–2021
SANYO ELECTRIC CO31997
TOKYO SANYO ELECTRIC CO21997
TOTTORI SANYO ELECTRONIC CO LTD11997
Locations
LocationPatentsSpan
Tokyo, JP122017–2021
Tottori, JP31997