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Inventor

Hideo Aoyagi

Inventor
Tokyo, JP

Overview

3→
Patents
1980–2010
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

H01Sprimary
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light40%
B82YSpecific uses or applications of nanostructures20%
H03FAmplifiers20%
H03KPulse technique20%
PatentTitleYear
7,649,921'Laser module'20106,532,107'Optical amplifier, light source module and optical system'20034,236,088'Noise-free switching circuit for and method of electronically selecting audio input signals in audio systems'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980Patents assigned to SOUNDESIGN (1)· patent assignee history
1980Based in Ota, JP· patent location history
2003–2010Patents assigned to FURUKAWA ELECTRIC CO LTD (2)· patent assignee history
2003Based in Chiyoda-ku, JP· patent location history
2010Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FURUKAWA ELECTRIC CO LTD22003–2010
SOUNDESIGN11980
Locations
LocationPatentsSpan
Tokyo, JP12010
Chiyoda-ku, JP12003
Ota, JP11980