Sugizaki; Ryuichi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sugizaki; Ryuichi.The latest application filed is for "optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structure".

Company Profile

1.39.47

Sugizaki; Ryuichi - Tokyo JP
Sugizaki; Ryuichi - Chiyoda-ku JP
Sugizaki, Ryuichi - Kanagawa JP
Sugizaki; Ryuichi - Ichihara 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
Multi-core fiber Grant 11,378,735 - Takahashi , et al. July 5, 2	2022-07-05
Manufacturing Method Of Multicore Fiber Preform, Multicore Fiber Preform, And Multicore Fiber App 20220003921 - TAKAHASHI; Masanori ; et al.	2022-01-06
Optical Fiber Bundle Structure, Optical Connector, Optical Fiber Connection Structure, And Method Of Manufacturing Optical Fiber Bundle Structure App 20220003924 - KAWASAKI; Kohei ; et al.	2022-01-06
Cable, Cable Shape Sensing System, Sensing System, And Cable Shape Sensing Method App 20210116265 - TADAKUMA; Masateru ; et al.	2021-04-22
Cascaded core multicore fiber and manufacturing method for same Grant 9,891,378 - Imamura , et al. February 13, 2	2018-02-13
Multi-core optical amplifying fiber device and multi-core optical fiber amplifier Grant 9,722,388 - Tadakuma , et al. August 1, 2	2017-08-01
Production method of optical fiber preform, and production method of optical fiber Grant 9,695,079 - Gonda , et al. July 4, 2	2017-07-04
Multicore Fiber And Manufacturing Method Of Multicore Fiber App 20170160466 - IMAMURA; Katsunori ; et al.	2017-06-08
Production Method Of Optical Fiber Preform And Production Method Of Optical Fiber App 20160347645 - GONDA; Tomohiro ; et al.	2016-12-01
Optical Fiber And Optical Transmission System App 20160216440 - IMAMURA; Katsunori ; et al.	2016-07-28
Multi-core Optical Amplifying Fiber Device And Multi-core Optical Fiber Amplifier App 20160118762 - TADAKUMA; Masateru ; et al.	2016-04-28
Production Method Of Optical Fiber Preform, And Production Method Of Optical Fiber App 20160075590 - GONDA; Tomohiro ; et al.	2016-03-17
Multi-core amplification optical fiber and multi-core optical fiber amplifier Grant 9,225,141 - Tsuchida , et al. December 29, 2	2015-12-29
Hole-assisted optical fiber Grant 9,075,185 - Kumano , et al. July 7, 2	2015-07-07
Optical fibers Grant 8,977,096 - Shimotakahara , et al. March 10, 2	2015-03-10
Multi-core Amplification Optical Fiber And Multi-core Optical Fiber Amplifier App 20140240819 - TSUCHIDA; Yukihiro ; et al.	2014-08-28
Hole-assisted Optical Fiber App 20130136409 - Kumano; Naomi ; et al.	2013-05-30
Optical Fiber Module App 20120195560 - TAKAHASHI; Masanori ; et al.	2012-08-02
Optical fiber preform manufacturing method Grant 8,181,487 - Sugizaki , et al. May 22, 2	2012-05-22
Nonlinear optical fiber, nonlinear optical device, and optical signal processing apparatus Grant 7,925,132 - Taniguchi , et al. April 12, 2	2011-04-12
Optical fiber, optical fiber ribbon, and optical interconnection system Grant 7,878,712 - Shimotakahara , et al. February 1, 2	2011-02-01
Optical Fiber Preform Manufacturing Method App 20100326139 - SUGIZAKI; Ryuichi ; et al.	2010-12-30
Optical Fibers App 20100296786 - SHIMOTAKAHARA; Iwao ; et al.	2010-11-25
Optical fiber and optical fiber ribbon, and optical interconnection system Grant 7,787,732 - Sugizaki , et al. August 31, 2	2010-08-31
Optical fiber and waveguide Grant 7,756,375 - Miyabe , et al. July 13, 2	2010-07-13
Optical fiber and waveguide Grant 7,715,674 - Miyabe , et al. May 11, 2	2010-05-11
Optical fiber ribbon Grant 7,689,080 - Inaba , et al. March 30, 2	2010-03-30
Nonlinear Optical Fiber, Nonlinear Optical Device, And Optical Signal Processing Apparatus App 20090257724 - Taniguchi; Yuki ; et al.	2009-10-15
Optical fiber preform including a non-axisymmetric cross section App 20090252468 - Sugizaki; Ryuichi ; et al.	2009-10-08
Optical fiber, optical fiber ribbon, and optical interconnection system Grant 7,583,878 - Sugizaki , et al. September 1, 2	2009-09-01
Optical fiber and optical fiber ribbon, and optical interconnection system Grant 7,574,088 - Sugizaki , et al. August 11, 2	2009-08-11
Optical fiber Grant 7,519,255 - Kumano , et al. April 14, 2	2009-04-14
Optical Fiber And Optical Fiber Ribbon, And Optical Interconnection System App 20090086770 - Sugizaki; Ryuichi ; et al.	2009-04-02
Optical fiber and optical transmission line and optical communication system including such optical fiber Grant 7,505,659 - Kumano , et al. March 17, 2	2009-03-17
Light Transmitting Body And Optical Interconnection System App 20090060432 - Sako; Akifumi ; et al.	2009-03-05
Optical Fiber And Waveguide App 20090052855 - Miyabe; Ryo ; et al.	2009-02-26
Optical Fiber, Optical Fiber Ribbon, And Optical Interconnection System App 20090052848 - SHIMOTAKAHARA; Iwao ; et al.	2009-02-26
Optical Fiber And Waveguide App 20090052854 - Miyabe; Ryo ; et al.	2009-02-26
Holey fiber and method of manufacturing the same App 20090052853 - MUKASA; Kazunori ; et al.	2009-02-26
Nonlinear Optical Fiber, Nonlinear Optical Device, And Optical Signal Processing Apparatus App 20080317418 - TANIGUCHI; Yuki ; et al.	2008-12-25
Optical Fiber, Optical Fiber Ribbon, And Optical Interconnection System App 20080310805 - SUGIZAKI; Ryuichi ; et al.	2008-12-18
Optical fiber and optical transmission line and optical communication system including such optical fiber App 20080292257 - Kumano; Naomi ; et al.	2008-11-27
Optical fiber for Raman amplification, optical fiber coil, Raman amplifier, and optical communication system Grant 7,440,167 - Taniguchi , et al. October 21, 2	2008-10-21
Optical Fiber Ribbon App 20080232750 - Inaba; Harumi ; et al.	2008-09-25
Optical Fiber And Optical Fiber Ribbon, And Optical Interconnection System App 20080226241 - SUGIZAKI; Ryuichi ; et al.	2008-09-18
Optical fiber and optical interconnection system Grant 7,366,386 - Sako , et al. April 29, 2	2008-04-29
Optical fiber and optical transmission line and optical communication system including such optical fiber App 20080063349 - Kumano; Naomi ; et al.	2008-03-13
Optical Fiber App 20080063348 - Kumano; Naomi ; et al.	2008-03-13
Optical fiber, optical fiber ribbon, and optical interconnection system Grant 7,295,741 - Sako , et al. November 13, 2	2007-11-13
Optical Fiber For Raman Amplification, Optical Fiber Coil, Raman Amplifier, And Optical Communication System App 20070247702 - TANIGUCHI; Yuki ; et al.	2007-10-25
Optical fiber for Raman amplification, optical fiber coil, Raman amplifier, and optical communication system Grant 7,248,399 - Taniguchi , et al. July 24, 2	2007-07-24
Nonlinear optical fiber and optical signal processing apparatus using the optical fiber Grant 7,164,830 - Hiroishi , et al. January 16, 2	2007-01-16
Optical fiber, optical fiber module, and Raman amplifier Grant 7,126,748 - Sugizaki , et al. October 24, 2	2006-10-24
Method Of Manufacturing Microstructured Optical Fiber App 20060213230 - Miyabe; Ryo ; et al.	2006-09-28
Optical fiber and optical interconnection system App 20060198589 - Sako; Akifumi ; et al.	2006-09-07
Single-mode optical fiber Grant 7,099,545 - Sako , et al. August 29, 2	2006-08-29
Optical fiber for Raman amplification, optical fiber coil, Raman amplifier, and optical communication system App 20060126162 - Taniguchi; Yuki ; et al.	2006-06-15
Optical fiber, Raman amplifier, and optical communication system Grant 7,046,885 - Sugizaki , et al. May 16, 2	2006-05-16
Optical fiber, and optical module and Raman amplifier using the optical fiber Grant 7,046,433 - Sugizaki , et al. May 16, 2	2006-05-16
Single-mode optical fiber App 20060093297 - Sako; Akifumi ; et al.	2006-05-04
Highly nonlinear optical fiber and highly nonlinear optical fiber module Grant 7,006,742 - Takahashi , et al. February 28, 2	2006-02-28
Optical fiber, optical fiber ribbon, and optical interconnection system App 20060034575 - Sako; Akifumi ; et al.	2006-02-16
Highly Nonlinear Optical Fiber And Highly Nonlinear Optical Fiber Module App 20060008221 - Takahashi; Masanori ; et al.	2006-01-12
Nonlinear optical fiber and optical signal processing apparatus using the optical fiber App 20050213907 - Hiroishi, Jiro ; et al.	2005-09-29
Optical fiber, and optical module and Raman amplifier using the optical fiber App 20050146781 - Sugizaki, Ryuichi ; et al.	2005-07-07
Optical fiber, optical fiber module, and raman amplifier App 20050024711 - Sugizaki, Ryuichi ; et al.	2005-02-03
Optical fiber, dispersion compensator using the same, and optical transmission system Grant 6,778,748 - Sugizaki , et al. August 17, 2	2004-08-17
Low-dispersion optical fiber and optical transmission system using the low-dispersion optical fiber Grant 6,766,089 - Arai , et al. July 20, 2	2004-07-20
Nonlinear dispersion-shifted optical fiber, optical signal processing apparatus using said optical fiber and wavelength converter using said optical fiber Grant 6,766,087 - Hiroishi , et al. July 20, 2	2004-07-20
Optical fiber, Raman amplifier, and optical communication system App 20040114896 - Sugizaki, Ryuichi ; et al.	2004-06-17
Low-dispersion optical fiber and optical transmission system using the low-dispersion optical fiber App 20040062500 - Arai, Shinichi ; et al.	2004-04-01
Low-dispersion optical fiber and optical transmission system using the low-dispersion optical fiber Grant 6,684,018 - Arai , et al. January 27, 2	2004-01-27
Optical fiber, and dispersion compensator using same, optical transmission line using same and optical transmission system using same Grant 6,668,121 - Sugizaki , et al. December 23, 2	2003-12-23
Optical fiber and optical transmission line and optical communication system including such optical fiber App 20030210878 - Kumano, Naomi ; et al.	2003-11-13
Nonlinear dispersion-shifted optical fiber, optical signal processing apparatus using said optical fiber and wavelength converter using said optical fiber App 20030095767 - Hiroishi, Jiro ; et al.	2003-05-22
Optical fiber, dispersion compensator using the same, and optical transmission system App 20020126973 - Sugizaki, Ryuichi ; et al.	2002-09-12
Optical fiber, and dispersion compensator using same, optical transmission line using same and optical transmission system using same App 20020122646 - Sugizaki, Ryuichi ; et al.	2002-09-05
Low-dispersion optical fiber and optical transmission system using the low-dispersion optical fiber App 20020102085 - Arai, Shinichi ; et al.	2002-08-01
Optical fiber and optical transmission line using the same App 20020018631 - Arai, Shinichi ; et al.	2002-02-14
Optical fiber, dispersion compensator using optical fiber, optical transmission line using optical fiber, and optical transmission system using optical fiber App 20010055436 - Sugizaki, Ryuichi ; et al.	2001-12-27
Wavelength division multiplex communication link for optical transmission Grant 5,995,694 - Akasaka , et al. November 30, 1	1999-11-30
Optical fiber connecting body Grant 5,933,561 - Sugizaki August 3, 1	1999-08-03
Dispersion compensating optical fiber Grant 5,887,104 - Sugizaki , et al. March 23, 1	1999-03-23
Dispersion compensating optical fiber Grant 5,673,354 - Akasaka , et al. September 30, 1	1997-09-30
Dispersion compensating optical fiber for wavelength multiplex transmission and method using same Grant 5,568,583 - Akasaka , et al. October 22, 1	1996-10-22

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