ITOH; Hirokazu

Patent Applications and Registrations

Patent applications and USPTO patent grants for ITOH; Hirokazu.The latest application filed is for "wavelength-variable laser".

Company Profile

3.14.12

ITOH; Hirokazu - Tokyo JP
Itoh; Hirokazu - Higashiizumo JP
Itoh; Hirokazu - Yamagata-shi JP
Itoh; Hirokazu - Higashiizumo-cho JP
Itoh; Hirokazu - Hyogo JP
Itoh; Hirokazu - Nakai JP
Itoh; Hirokazu - Nishi JA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Wavelength-variable Laser App 20210210929 - YOSHIDA; Junji ; et al.	2021-07-08
Wavelength-variable Laser App 20210184436 - YOSHIDA; Junji ; et al.	2021-06-17
Wavelength-variable laser Grant 10,938,183 - Yoshida , et al. March 2, 2	2021-03-02
Wavelength-variable Laser App 20200067279 - YOSHIDA; Junji ; et al.	2020-02-27
Wavelength-variable laser Grant 10,511,150 - Yoshida , et al. Dec	2019-12-17
Wavelength-variable Laser App 20180331503 - YOSHIDA; Junji ; et al.	2018-11-15
Optical semiconductor device, semiconductor laser module, and optical fiber amplifier Grant 10,020,638 - Yoshida , et al. July 10, 2	2018-07-10
Optical Semiconductor Device, Semiconductor Laser Module, And Optical Fiber Amplifier App 20170187168 - YOSHIDA; Junji ; et al.	2017-06-29
Optical semiconductor device, semiconductor laser module, and optical fiber amplifier Grant 9,601,905 - Yoshida , et al. March 21, 2	2017-03-21
Optical Semiconductor Device, Semiconductor Laser Module, And Optical Fiber Amplifier App 20150311676 - YOSHIDA; Junji ; et al.	2015-10-29
Optical semiconductor device, semiconductor laser module, and optical fiber amplifier Grant 9,083,150 - Yoshida , et al. July 14, 2	2015-07-14
Optical Semiconductor Device, Semiconductor Laser Module, And Optical Fiber Amplifier App 20150103858 - YOSHIDA; Junji ; et al.	2015-04-16
Compressor impeller and method of manufacturing the same Grant 8,678,769 - Kubota , et al. March 25, 2	2014-03-25
Optical Semiconductor Device And Pumping Light Source For Optical Fiber Amplifier App 20130149804 - Yoshida; Junji ; et al.	2013-06-13
Optical semiconductor device and pumping light source for optical fiber amplifier Grant 8,385,379 - Yoshida , et al. February 26, 2	2013-02-26
Optical Semiconductor Device And Pumping Light Source For Optical Fiber Amplifier App 20110164641 - Yoshida; Junji ; et al.	2011-07-07
Low-voc Leather App 20110064959 - Itoh; Hirokazu ; et al.	2011-03-17
Impeller for supercharger and method of manufacturing the same Grant 7,669,637 - Kubota , et al. March 2, 2	2010-03-02
Compressor Impeller And Method Of Manufacturing The Same App 20090274560 - Kubota; Yasuhiro ; et al.	2009-11-05
Impeller for supercharger and method of manufacturing the same App 20060291996 - Kubota; Yasuhiro ; et al.	2006-12-28
Process for presulfurizing a desulfurization catalyst used in a hydrodesulfurization unit of petroleum refinery and presulfurization promoter Grant 6,248,687 - Itoh , et al. June 19, 2	2001-06-19
Method for production of sulfide group-containing thiol compound Grant 5,948,936 - Itoh , et al. September 7, 1	1999-09-07
Blood vessel dilator Grant 5,403,339 - Nobuyoshi , et al. April 4, 1	1995-04-04
Method for treating printed paper sheets for illuminated display Grant 4,016,309 - Itoh April 5, 1	1977-04-05

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