LexDanaLexDanabeta
Inventor

Taizo Yoshida

Inventor
Ikeda, JP

Overview

3→
Patents
1987–1988
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.

G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein67%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation33%
PatentTitleYear
4,788,522'Image sensing'19884,648,687'Optical switching device'19874,645,293'Optical waveguide coupler having a grating electrode'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1988Patents assigned to RICOH KK (2)· patent assignee history
1987Patents assigned to KOYAMA JIRO (1)· patent assignee history
1987Patents assigned to MASUDA MASAMITSU (1)· patent assignee history
1987Patents assigned to TANJI AKIHITO (1)· patent assignee history
1987Patents assigned to YOSHIDA TAIZO (1)· patent assignee history
1987–1988Based in Ikeda, JP· patent location history
1987Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH KK21987–1988
KOYAMA JIRO11987
MASUDA MASAMITSU11987
TANJI AKIHITO11987
YOSHIDA TAIZOself11987
Locations
LocationPatentsSpan
Ikeda, JP21987–1988
Kanagawa, JP11987