Kokubun; Yasuo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kokubun; Yasuo.The latest application filed is for "multi-core fiber and method of positioning of core of multi-core fiber".

Company Profile

0.9.8

Kokubun; Yasuo - Yokohama JP
Kokubun; Yasuo - Kanagawa N/A JP
Kokubun; Yasuo - Yokohama-shi JP
Kokubun; Yasuo - 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
Multi-core fiber and method of positioning of core of multi-core fiber Grant 9,335,467 - Kokubun , et al. May 10, 2	2016-05-10
Coupled system multi-core fiber, coupling mode multiplexer and demultiplexer, system for transmission using multi-core fiber and method for transmission using multi-core fiber Grant 8,811,786 - Kokubun , et al. August 19, 2	2014-08-19
Multi-core Fiber And Method Of Positioning Of Core Of Multi-core Fiber App 20140199039 - Kokubun; Yasuo ; et al.	2014-07-17
Multicore fiber and core placement method for multicore fiber Grant 8,761,562 - Kokubun , et al. June 24, 2	2014-06-24
Method of arranging cores of multi-core fiber Grant 8,503,847 - Kokubun , et al. August 6, 2	2013-08-06
Multicore Fiber And Core Placement Method For Multicore Fiber App 20130156393 - Kokubun; Yasuo ; et al.	2013-06-20
Uncoupled Multi-core Fiber App 20110243517 - Kokubun; Yasuo ; et al.	2011-10-06
Coupled System Multi-core Fiber, Coupling Mode Multiplexer And Demultiplexer, System For Transmission Using Multi-core Fiber And Method For Transmission Using Multi-core Fiber App 20110188855 - Kokubun; Yasuo ; et al.	2011-08-04
Antenna Apparatus App 20110032156 - Sugiyama; Ren ; et al.	2011-02-10
Optical waveguide and method of manufacturing the same App 20040057684 - Kokubun, Yasuo ; et al.	2004-03-25
Optical waveguide utilizing an antiresonant layered structure Grant 4,715,672 - Duguay , et al. December 29, 1	1987-12-29

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