Inventor

Michiaki Nishiyama

Inventor
Tokyo, JP

Overview

8→
Patents
1988–2006
Patent span
Physics
Primary field (CPC G)

Patents· 8 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%
G06FElectric digital data processing20%
H01RElectrically-conductive connections20%
F21VFunctional features or details of lighting devices or systems thereof13%
G02BOptical elements, systems or apparatus13%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2003Patents assigned to NEC CORP (3)· patent assignee history
1988Patents assigned to DU PONT JAPAN (1)· patent assignee history
1988–2006Based in Tokyo, JP· patent location history
1989Patents assigned to DU PONT (1)· patent assignee history
2003–2006Patents assigned to NEC LCD TECHNOLOGIES LTD (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NEC LCD TECHNOLOGIES LTD42003–2006
NEC CORP31988–2003
DU PONT11989
DU PONT JAPAN11988
Locations
LocationPatentsSpan
Tokyo, JP81988–2006