Inventor · disambiguated record
Shiyoshi Yokoyama
Also filed as: YOKOYAMA SHIYOSHI
8 granted patents·4 pending applications·11 citations·filing 2001–2018
80Inventor score
Files withNAT INST INF & COMM TECH4UNIV KYUSHU3COMM RES LAB INDEPENDENT ADMIN1NAGASHIMA HIDEO1OTOMO AKIRA1
Top patents by PatentIndex Score
12 records- 0186US11061297B2Nonlinear optically active copolymer into which alicyclic group has been introducedUNIV KYUSHU·Filed 2017·Granted Jul 13, 2021·3 cites·10 claims
- 0284US9977150B2Second-order nonlinear optical compound and nonlinear optical element comprising the sameNAT INST INF & COMM TECH·Filed 2016·Granted May 22, 2018·2 cites·8 claims
- 0381US9488755B2Second-order nonlinear optical compound and nonlinear optical element comprising the sameNAT INST INF & COMM TECH·Filed 2014·Granted Nov 8, 2016·2 cites·6 claims
- 0472US8846955B2Second-order nonlinear optical compound and nonlinear optical element comprising the sameOTOMO AKIRA·Filed 2010·Granted Sep 30, 2014·2 cites·3 claims
- 0567US10754064B2Second-order nonlinear optical compound and nonlinear optical element comprising the sameNAT INST INF & COMM TECH·Filed 2018·Granted Aug 25, 2020·0 cites·3 claims
- 0661US9594189B2High refractive index cladding material and electro-optical polymer optical waveguideYOKOYAMA SHIYOSHI·Filed 2012·Granted Mar 14, 2017·1 cites·11 claims
- 0751US7205428B2Thioether derivatives, their method for production and useNAT INST INF & COMM TECH·Filed 2003·Granted Apr 17, 2007·1 cites·1 claims
- 0849US2016313579A1Electro-optic elementSUMITOMO OSAKA CEMENT CO LTD·Filed 2014·Application pending·0 cites
- 0948US2015133588A1Polymer composition containing organic nonlinear optical compoundUNIV KYUSHU·Filed 2013·Application pending·0 cites
- 1041US6630578B2Thioether derivatives, their method for production and useCOMM RES LAB INDEPENDENT ADMIN·Filed 2001·Granted Oct 7, 2003·0 cites·11 claims
- 1134US2017242189A1Low-resistance cladding material and electro-optic polymer optical waveguideUNIV KYUSHU·Filed 2015·Application pending·0 cites
- 1231US2011318554A1Hyperbranched polymer containing thioester groupsNAGASHIMA HIDEO·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →