Aikawa; Kazuhiko

Patent Applications and Registrations

Patent applications and USPTO patent grants for Aikawa; Kazuhiko.The latest application filed is for "multicore polarization-maintaining fiber".

Company Profile

0.26.23

Aikawa; Kazuhiko - Sakura JP
AIKAWA; Kazuhiko - Sakura-shi 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
Multicore polarization-maintaining fiber Grant 9,897,751 - Hayashi , et al. February 20, 2	2018-02-20
Multicore Polarization-maintaining Fiber App 20170219768 - HAYASHI; Kazuyuki ; et al.	2017-08-03
Polarization-maintaining optical fiber Grant 8,958,677 - Hayashi , et al. February 17, 2	2015-02-17
Low-loss optical fiber over wide wavelength range and method of manufacturing the same Grant 8,873,915 - Aikawa , et al. October 28, 2	2014-10-28
Polarization-maintaining fiber and optical fiber sensor using same Grant 8,641,274 - Omichi , et al. February 4, 2	2014-02-04
Polarization-maintaining Optical Fiber App 20130308914 - HAYASHI; Kazuyuki ; et al.	2013-11-21
Low-loss Optical Fiber Over Wide Wavelength Range And Method Of Manufacturing The Same App 20130302001 - AIKAWA; Kazuhiko ; et al.	2013-11-14
Polarization-maintaining Fiber And Optical Fiber Sensor Using Same App 20120044971 - OMICHI; Koji ; et al.	2012-02-23
Dispersion compensating optical fiber and dispersion compensating optical fiber module Grant 7,496,261 - Aikawa , et al. February 24, 2	2009-02-24
Radiation resistant single-mode optical fiber and method of manufacturing thereof Grant 7,440,673 - Aikawa , et al. October 21, 2	2008-10-21
Polarization-maintaining optical fiber and optical fiber gyro Grant 7,430,353 - Aikawa , et al. September 30, 2	2008-09-30
Multi-core fiber Grant 7,418,178 - Kudou , et al. August 26, 2	2008-08-26
Higher order mode dispersion compensating fiber and mode converter for higher order fiber Grant 7,412,128 - Guan , et al. August 12, 2	2008-08-12
Multi-core Fiber App 20080107386 - KUDOU; Manabu ; et al.	2008-05-08
Radiation Resistant Single-mode Optical Fiber And Method Of Manufacturing Thereof App 20070274666 - AIKAWA; Kazuhiko ; et al.	2007-11-29
Hole-assisted holey fiber and low bending loss multimode holey fiber Grant 7,292,762 - Guan , et al. November 6, 2	2007-11-06
Connection method and connecting structure for photonic crystal fiber Grant 7,267,495 - Suzuki , et al. September 11, 2	2007-09-11
Higher Order Mode Dispersion Compensating Fiber And Mode Converter For Higher Order Fiber App 20070201791 - Guan; Ning ; et al.	2007-08-30
Higher order mode dispersion compensating fiber and mode converter for higher order fiber Grant 7,263,267 - Guan , et al. August 28, 2	2007-08-28
Dispersion compensating optical fiber Grant 7,233,728 - Aikawa , et al. June 19, 2	2007-06-19
Polarization-maintaining optical fiber and optical fiber gyro App 20070116417 - Aikawa; Kazuhiko ; et al.	2007-05-24
Dispersion compensating fiber module, and optical fiber transmission line Grant 7,181,115 - Aikawa , et al. February 20, 2	2007-02-20
Optical fiber and optical transmission system Grant 7,076,139 - Aikawa , et al. July 11, 2	2006-07-11
Joint loss minimizing connection structure for dispersion compensating optical fiber Grant 7,036,995 - Suzuki , et al. May 2, 2	2006-05-02
Wavelength division multiplexed transmission path and dispersion-compensating fiber used therein Grant 7,031,581 - Saitou , et al. April 18, 2	2006-04-18
Dispersion compensating optical fiber and dispersion compensating optical fiber module App 20060062534 - Aikawa; Kazuhiko ; et al.	2006-03-23
Connection method and connecting structure for photonic crystal fiber App 20060051034 - Suzuki; Ryuji ; et al.	2006-03-09
Hole-assisted holey fiber and low bending loss multimode holey fiber App 20060034574 - Guan; Ning ; et al.	2006-02-16
Dispersion-compensating optical fiber and hybrid transmission line Grant 6,980,723 - Aikawa , et al. December 27, 2	2005-12-27
Dispersion compensating optical fiber and dispersion compensating optical fiber module Grant 6,965,719 - Aikawa , et al. November 15, 2	2005-11-15
Dispersion compensating optical fiber App 20050249471 - Aikawa, Kazuhiko ; et al.	2005-11-10
Dispersion compensating fiber module, and optical fiber transmission line App 20050201700 - Aikawa, Kazuhiko ; et al.	2005-09-15
Dispersion compensating fiber and dispersion compensating fiber module Grant 6,937,805 - Aikawa , et al. August 30, 2	2005-08-30
Optical transmission system Grant 6,876,803 - Aikawa , et al. April 5, 2	2005-04-05
Connection structure for dispersion compensating optical fiber App 20050041929 - Suzuki, Takaaki ; et al.	2005-02-24
Higher order mode dispersion compensating fiber and mode converter for higher order fiber App 20050013572 - Guan, Ning ; et al.	2005-01-20
Dispersion-compensating optical fiber and hybrid transmission line App 20040234219 - Aikawa, Kazuhiko ; et al.	2004-11-25
Dispersion-compensating optical fiber and hybrid transmission line Grant 6,813,430 - Aikawa , et al. November 2, 2	2004-11-02
Dispersion-compensating Optical Fiber And Hybrid Transmission Line App 20040109656 - Aikawa, Kazuhiko ; et al.	2004-06-10
Dispersion compensating fiber and dispersion compensating fiber module App 20030095769 - Aikawa, Kazuhiko ; et al.	2003-05-22
Optical transmission system App 20030095766 - Aikawa, Kazuhiko ; et al.	2003-05-22
Dispersion compensating optical fiber and dispersion compensating optical fiber module App 20030049006 - Aikawa, Kazuhiko ; et al.	2003-03-13
Dispersion compensating optical fiber, and dispersion compensating optical fiber module Grant 6,519,402 - Aikawa , et al. February 11, 2	2003-02-11
Connection structure for dispersion compensating optical fiber App 20020181885 - Suzuki, Takaaki ; et al.	2002-12-05
Wavelength division multiplexed transmission path and dispersion-compensating fiber used therein App 20020164139 - Saitou, Manabu ; et al.	2002-11-07
Dispersion compensating optical fiber, and dispersion compensating optical fiber module App 20020097969 - Aikawa, Kazuhiko ; et al.	2002-07-25
Dispersion compensating optical fiber Grant 5,995,695 - Aikawa , et al. November 30, 1	1999-11-30
Polarized wave holding optical fiber, production method therefor, connection method therefor, optical amplifier, laser oscillator and polarized wave holding optical fiber coupler Grant 5,689,578 - Yamauchi , et al. November 18, 1	1997-11-18

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.