Inventor

Yuichiro Irie

Inventor

Tokyo, JP

Overview

22→

Patents

1999–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 22 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 light39%

G02BOptical elements, systems or apparatus36%

B82YSpecific uses or applications of nanostructures15%

H04BTransmission3%

H04MTelephonic communication3%

H04NPictorial communication, e.g. television3%

PatentTitleYear

10,938,183Wavelength-variable laser2021 10,511,150Wavelength-variable laser2019 10,020,638Optical semiconductor device, semiconductor laser module, and optical fiber amplifier2018 9,601,905'Optical semiconductor device, semiconductor laser module, and optical fiber amplifier'2017 9,083,150'Optical semiconductor device, semiconductor laser module, and optical fiber amplifier'2015 7,030,422'Semiconductor laser diode module'2006 7,014,371'Laser diode module and its manufacture method'2006 6,734,517'Semiconductor laser diode module'2004 6,720,582'Semiconductor laser diode module'2004 6,683,902'Semiconductor laser module'2004 6,606,435'Laser diode module and its manufacture method'2003 6,532,107'Optical amplifier, light source module and optical system'2003 6,529,535'Laser diode module'2003 6,524,016'Semiconductor laser module'2003 6,496,524'Laser diode module'2002 6,435,736'Optical device and method for manufacturing the same'2002 6,384,964'Optical gain equalizer, and method for producing the optical gain equalizer, and applications of the optical gain equalizer'2002 6,377,390'Optical gain equalizer, and optical amplifier and wavelength-division multiplex transmitter both comprising the optical gain equalizer'2002 6,332,053'Optical fiber'2001 6,317,550'Lensed optical fiber'2001 6,301,406'Optical fiber with lens'2001 5,867,209'Television telephone which displays image data having a first precision degree and image data having a second precision degree on a respective display region of a display screen'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Patents assigned to CASIO COMPUTER CO LTD (1)· patent assignee history

1999Based in Kunitachi, JP· patent location history

2001–2021Patents assigned to FURUKAWA ELECTRIC CO LTD (21)· patent assignee history

2001–2021Based in Tokyo, JP· patent location history

2001–2003Based in Ichihara, JP· patent location history

2003–2004Based in Chiyoda-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FURUKAWA ELECTRIC CO LTD	21	2001–2021
CASIO COMPUTER CO LTD	1	1999

Locations

Location	Patents	Span
Tokyo, JP	16	2001–2021
Ichihara, JP	3	2001–2003
Chiyoda-ku, JP	2	2003–2004
Kunitachi, JP	1	1999