Inventor

Asao Terukina

Inventor
Yokohama, JP

Overview

4→
Patents
1997–2005
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein33%
G06GAnalogue computers17%
G11BInformation storage based on relative movement between record carrier and transducer17%
H03FAmplifiers17%
H03MCoding17%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2005Patents assigned to IBM (3)· patent assignee history
1997Based in Yamato, JP· patent location history
1998Based in Kanagawa, JP· patent location history
2003–2005Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IBM31997–2005
Locations
LocationPatentsSpan
Yokohama, JP22003–2005
Kanagawa, JP11998
Yamato, JP11997