Inventor · disambiguated record
Kohei Choraku
Also filed as: CHORAKU KOHEI
25 granted patents·2 pending applications·105 citations·filing 2010–2021
93Inventor score
Top patents by PatentIndex Score
27 records- 0195US8269104B2Waterproof enclosure and electronic apparatusCHORAKU KOHEI·Filed 2010·Granted Sep 18, 2012·69 cites·8 claims
- 0284US9188743B2Optical coupling structure and optical transmission apparatusFUJITSU LTD·Filed 2013·Granted Nov 17, 2015·7 cites·8 claims
- 0383US9992878B2Circuit board and method of manufacturing the sameFUJITSU LTD·Filed 2015·Granted Jun 5, 2018·4 cites·9 claims
- 0478US10877216B2Optical waveguide substrate, method of manufacturing optical waveguide substrate, and method of repairing optical waveguide substrateFUJITSU LTD·Filed 2019·Granted Dec 29, 2020·2 cites·7 claims
- 0577US9360639B2Electronic device and optical connectorFUJITSU LTD·Filed 2014·Granted Jun 7, 2016·4 cites·12 claims
- 0677US8891237B2Water-resistant cover and electronic deviceSHINODA TAKAO·Filed 2011·Granted Nov 18, 2014·5 cites·11 claims
- 0774US10353158B2Light emitting element bonded board and method of manufacturing light emitting element bonded boardFUJITSU LTD·Filed 2017·Granted Jul 16, 2019·2 cites·5 claims
- 0874US9374163B2Optical waveguide substrate and information processing deviceFUJITSU LTD·Filed 2014·Granted Jun 21, 2016·3 cites·10 claims
- 0973US9213370B2Housing, double-sided adhesive tape, and electronic apparatusFUJITSU LTD·Filed 2012·Granted Dec 15, 2015·3 cites·7 claims
- 1068US10212805B2Printed circuit board and electric deviceFUJITSU LTD·Filed 2017·Granted Feb 19, 2019·1 cites·9 claims
- 1167US9715062B2Optical axis adjustment method for optical interconnection, and optical interconnection substrateFUJITSU LTD·Filed 2015·Granted Jul 25, 2017·1 cites·10 claims
- 1267US8642886B2Seal structure, electronic device, portable device, and seal methodYAMAGUCHI SHINGO·Filed 2011·Granted Feb 4, 2014·2 cites·8 claims
- 1366US11158964B2Electronic component and substrateFUJITSU LTD·Filed 2020·Granted Oct 26, 2021·0 cites·7 claims
- 1465US9763331B2Printed circuit board, electronic device, and manufacturing methodFUJITSU LTD·Filed 2016·Granted Sep 12, 2017·1 cites·9 claims
- 1562US10714849B2Electronic component and substrateFUJITSU LTD·Filed 2019·Granted Jul 14, 2020·1 cites·10 claims
- 1656US10151878B2Optical interconnection substrate including optical transmitter with light source and mark or optical receiver with light receiving unit and markFUJITSU LTD·Filed 2017·Granted Dec 11, 2018·0 cites·9 claims
- 1756US9572293B2Placement apparatus and a suction nozzle for an optical componentFUJITSU LTD·Filed 2014·Granted Feb 14, 2017·0 cites·14 claims
- 1854US11749874B2Balanced-type circular disk resonator, dielectric property measurement method, and dielectric property measurement systemFUJITSU LTD·Filed 2021·Granted Sep 5, 2023·0 cites·10 claims
- 1952US9470856B2Method of manufacturing photoelectric composite substrateFUJITSU LTD·Filed 2013·Granted Oct 18, 2016·0 cites·5 claims
- 2051US10492291B2Wiring board manufacturing methodFUJITSU LTD·Filed 2017·Granted Nov 26, 2019·0 cites·10 claims
- 2150US9398709B2Portable electronic apparatusFUJITSU LTD·Filed 2014·Granted Jul 19, 2016·0 cites·5 claims
- 2250US8777091B2Light emitting member mounting method and apparatusFUJITSU LTD·Filed 2013·Granted Jul 15, 2014·0 cites·3 claims
- 2349US10164312B2Wiring board, electronic apparatus, and manufacturing method of wiring boardFUJITSU LTD·Filed 2016·Granted Dec 25, 2018·0 cites·20 claims
- 2448US11435385B2Specific conductivity measurement method, recording medium recording specific conductivity calculation program, and specific conductivity measurement systemFUJITSU LTD·Filed 2020·Granted Sep 6, 2022·0 cites·5 claims
- 2546US9285560B2Method and device for manufacturing optical transmission device, and optical transmission deviceFUJITSU LTD·Filed 2013·Granted Mar 15, 2016·0 cites·8 claims
- 2642US2010302718A1Electronic device, housing, and gasketFUJITSU LTD·Filed 2010·Application pending·0 cites
- 2740US2012081875A1Electronic deviceYAMAGUCHI SHINGO·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →