Sugita; Akio

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sugita; Akio.The latest application filed is for "planar lightwave circuit type variable optical attenuator".

Company Profile

0.11.5

Sugita; Akio - Tokyo JP
Sugita; Akio - Ibaraki JP
Sugita; Akio - Nishi Ibaraki-gun JP
Sugita; Akio - Ibaraki-ken JP
Sugita; Akio - Nishiibaraki-gun Ibaraki JP
Sugita; Akio - Tomobe-machi JP
Sugita; Akio - Mito JP

*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
Ionized gas current emission type dust-free ionizer Grant 7,397,647 - Mizuno , et al. July 8, 2	2008-07-08
Planar lightwave circuit type variable optical attenuator Grant 7,389,033 - Hashizume , et al. June 17, 2	2008-06-17
Planar Lightwave Circuit Type Variable Optical Attenuator App 20070212012 - Hashizume; Yasuaki ; et al.	2007-09-13
Ionized gas current emission type dust-free ionizer App 20060279897 - Mizuno; Akira ; et al.	2006-12-14
Ionized air flow discharge type non-dusting ionizer Grant 7,126,807 - Mizuno , et al. October 24, 2	2006-10-24
Ionized air flow discharge type non-dusting ionizer App 20040218315 - Mizuno, Akira ; et al.	2004-11-04
Polarization desensitized optical waveguide interferometer Grant 6,757,454 - Inoue , et al. June 29, 2	2004-06-29
Optical Waveguide Interferometer App 20020181870 - Inoue, Yasuyuki ; et al.	2002-12-05
Optical waveguide circuit App 20020122650 - Kominato, Toshimi ; et al.	2002-09-05
Planar lightwave circuit Grant 6,304,706 - Sugita , et al. October 16, 2	2001-10-16
Packaging platform, optical module using the platform, and methods for producing the platform and the module Grant 6,222,967 - Amano , et al. April 24, 2	2001-04-24
Opto-electronic hybrid integration platform, optical sub-module, opto-electronic hybrid integration circuit, and process for fabricating platform Grant 6,164,836 - Yamada , et al. December 26, 2	2000-12-26
Opto-electronic hybrid integration platform, optical sub-module, opto-electronic hybrid integration circuit, and process for fabricating platform Grant 6,027,254 - Yamada , et al. February 22, 2	2000-02-22
Opto-electronic hybrid integration platform, optical sub-module, opto-electronic hybrid integration circuit and process for fabricating platform Grant 5,621,837 - Yamada , et al. April 15, 1	1997-04-15
Integrated optical device and method for manufacturing thereof Grant 4,978,188 - Kawachi , et al. December 18, 1	1990-12-18
Integrated optical device and method for manufacturing thereof Grant 4,900,112 - Kawachi , et al. February 13, 1	1990-02-13

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