Ohsono; Kazumasa

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ohsono; Kazumasa.The latest application filed is for "multicore fiber".

Company Profile

0.17.23

Ohsono; Kazumasa - Hitachi N/A JP
Ohsono; Kazumasa - Tokyo 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 fiber Grant 9,052,432 - Yao , et al. June 9, 2	2015-06-09
Method of sealing air holes in an optical fiber Grant 8,800,323 - Kurosawa , et al. August 12, 2	2014-08-12
Optical fiber, end part processing method of optical fiber, and end part processing apparatus of optical fiber Grant 8,472,769 - Tachikura , et al. June 25, 2	2013-06-25
Multicore Fiber App 20130016949 - YAO; Bing ; et al.	2013-01-17
Optical Fiber And Method Of Manufacturing The Same, End Part Processing Method Of Optical Fiber And Optical Fiber With Ferrule App 20110142402 - TACHIKURA; Masao ; et al.	2011-06-16
Optical Fiber, End Part Processing Method Of Opticalfiber, And End Part Processing Apparatus Of Optical Fiber App 20110110637 - TACHIKURA; Masao ; et al.	2011-05-12
Optical Fiber And Method Of Manufacturing The Same App 20110103758 - OHSONO; Kazumasa ; et al.	2011-05-05
Optical fiber laser and exciting method using same Grant 7,903,695 - Kojima , et al. March 8, 2	2011-03-08
Optical connector Grant 7,857,525 - Suzuki , et al. December 28, 2	2010-12-28
Optical fiber for an optical fiber laser, method for fabricating the same, and optical fiber laser Grant 7,813,386 - Yao , et al. October 12, 2	2010-10-12
Optical fiber laser Grant 7,769,058 - Hongo , et al. August 3, 2	2010-08-03
Optical fiber for fiber laser device and fiber laser device using same Grant 7,684,449 - Ohsono , et al. March 23, 2	2010-03-23
Stamper For Minute Structure Transfer And A Method For Manufacturing The Same App 20100062098 - Ando; Takashi ; et al.	2010-03-11
Optical fiber, optical fiber connecting method, and optical connector Grant 7,658,550 - Kurosawa , et al. February 9, 2	2010-02-09
Optical Fiber For A Fiber Laser And Fiber Laser Using The Same App 20090316733 - Yao; Bing ; et al.	2009-12-24
Optical fiber, optical fiber connection structure and optical connector Grant 7,583,877 - Suzuki , et al. September 1, 2	2009-09-01
Optical fiber, end face structure of optical fiber assembly, and optical connector Grant 7,555,184 - Kurosawa , et al. June 30, 2	2009-06-30
Optical Fiber Laser And Exciting Method Using Same App 20090129411 - Kojima; Seiji ; et al.	2009-05-21
Optical fiber for an optical fiber laser, method for fabricating the same, and optical fiber laser App 20090080472 - Yao; Bing ; et al.	2009-03-26
Optical waveguide type optical coupling arrangement App 20090052840 - Kojima; Seiji ; et al.	2009-02-26
Optical fiber for an optical fiber laser, method for fabricating the same, and optical fiber laser App 20090052476 - Yao; Bing ; et al.	2009-02-26
Optical fiber, end face structure of optical fiber assembly, and optical connector App 20080317416 - Kurosawa; Yoshinori ; et al.	2008-12-25
Optical fiber, sealing method for optical fiber end face, connection structure of optical fiber, and optical connector App 20080292244 - Kato; Yoshihisa ; et al.	2008-11-27
Optical fiber, optical fiber connection structure and optical connector App 20080292248 - Suzuki; Kanako ; et al.	2008-11-27
Optical fiber, optical fiber production method and optical fiber production system App 20080267229 - Kojima; Seiji ; et al.	2008-10-30
Optical fiber, optical fiber connecting method, and optical connector App 20080250816 - Kurosawa; Yoshinori ; et al.	2008-10-16
Optical fiber, optical fiber connecting method, and optical connector App 20080253726 - Kurosawa; Yoshinori ; et al.	2008-10-16
Optical fiber for fiber laser device and fiber laser device using same App 20080192778 - Ohsono; Kazumasa ; et al.	2008-08-14
Optical Connector App 20080159696 - Suzuki; Kanako ; et al.	2008-07-03
Optical connector and connection structure of optical fibers Grant 7,393,143 - Kato , et al. July 1, 2	2008-07-01
Optical fiber, optical fiber connecting method, and optical connector Grant 7,376,315 - Kurosawa , et al. May 20, 2	2008-05-20
Optical fiber coiled cord Grant 7,349,610 - Ohsono , et al. March 25, 2	2008-03-25
Optical connector and connection structure of optical fibers App 20070196055 - Kato; Yoshihisa ; et al.	2007-08-23
Optical fiber laser App 20070189340 - Hongo; Akihito ; et al.	2007-08-16
Optical fiber coiled cord App 20060257086 - Ohsono; Kazumasa ; et al.	2006-11-16
Optical fiber, optical fiber connecting method, and optical connector App 20060204195 - Kurosawa; Yoshinori ; et al.	2006-09-14

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