Inventor · disambiguated record
Yasuo Kokubun
Also filed as: KOKUBUN YASUO
6 granted patents·2 pending applications·384 citations·filing 1986–2012
84Inventor score
Files withKOKUBUN YASUO4AMERICAN TELEPHONE & TELEGRAPH1MASSACHUSETTS INST TECHNOLOGY1SUGIYAMA REN1YASUO KOKUBUN AND SEMICONDUCTO1
Top patents by PatentIndex Score
8 records- 0197US6411752B1Vertically coupled optical resonator devices over a cross-grid waveguide architectureMASSACHUSETTS INST TECHNOLOGY·Filed 2000·Granted Jun 25, 2002·281 cites·19 claims
- 0290US8503847B2Method of arranging cores of multi-core fiberKOKUBUN YASUO·Filed 2009·Granted Aug 6, 2013·20 cites·3 claims
- 0387US4715672AOptical waveguide utilizing an antiresonant layered structureAMERICAN TELEPHONE & TELEGRAPH·Filed 1986·Granted Dec 29, 1987·62 cites·7 claims
- 0483US9335467B2Multi-core fiber and method of positioning of core of multi-core fiberKOKUBUN YASUO·Filed 2012·Granted May 10, 2016·21 cites·13 claims
- 0549US8811786B2Coupled system multi-core fiber, coupling mode multiplexer and demultiplexer, system for transmission using multi-core fiber and method for transmission using multi-core fiberKOKUBUN YASUO·Filed 2009·Granted Aug 19, 2014·0 cites·4 claims
- 0639US2004057684A1Optical waveguide and method of manufacturing the sameYASUO KOKUBUN AND SEMICONDUCTO·Filed 2003·Application pending·0 cites
- 0733US8761562B2Multicore fiber and core placement method for multicore fiberKOKUBUN YASUO·Filed 2011·Granted Jun 24, 2014·0 cites·14 claims
- 0831US2011032156A1Antenna apparatusSUGIYAMA REN·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →