Inventor · disambiguated record
Yoshiaki Tamura
Also filed as: TAMURA YOSHIAKI
50 granted patents·20 pending applications·232 citations·filing 1983–2022
97Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES48KYOCERA DOCUMENT SOLUTIONS INC5FUJITSU LTD4HIRANO MASAAKI3TAMURA YOSHIAKI3
Top patents by PatentIndex Score
70 records- 0196US9097834B2Optical fiber and optical fiber preformHIRANO MASAAKI·Filed 2012·Granted Aug 4, 2015·21 cites·14 claims
- 0295US9512033B2Optical fiber preformSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Dec 6, 2016·10 cites·8 claims
- 0393US9036972B2Optical fiber preform, method for producing optical fiber, and optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Granted May 19, 2015·8 cites·21 claims
- 0489US10031285B2Multicore optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Jul 24, 2018·6 cites·8 claims
- 0588US8839646B2Method for producing optical fiber preformHARUNA TETSUYA·Filed 2012·Granted Sep 23, 2014·8 cites·7 claims
- 0687US9322990B2Optical fiber preformSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Apr 26, 2016·3 cites·9 claims
- 0787US6932427B2Suitcase with foldable chairFiled 2002·Granted Aug 23, 2005·57 cites·6 claims
- 0885US10585234B2Coupled multicore optical fiber and optical transmission system including sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Granted Mar 10, 2020·4 cites·8 claims
- 0985US9932265B2Method of making an optical fiber containing an alkali metal in the coreSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Apr 3, 2018·2 cites·6 claims
- 1085US8731357B2Optical fiberHIRANO MASAAKI·Filed 2012·Granted May 20, 2014·7 cites·21 claims
- 1184US9335465B2Optical fiber and optical fiber preformSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted May 10, 2016·5 cites·10 claims
- 1284US9139466B2Optical fiber preform, optical fiber, and method of manufacturing optical fiber preformHIRANO MASAAKI·Filed 2012·Granted Sep 22, 2015·8 cites·10 claims
- 1383US9575245B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Feb 21, 2017·4 cites·18 claims
- 1482US10031282B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Jul 24, 2018·2 cites·4 claims
- 1582US9527765B2Optical fiber manufacturing method and optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Dec 27, 2016·4 cites·4 claims
- 1681US10989864B2Optical fiber, coated optical fiber, and optical transmission systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Apr 27, 2021·1 cites·8 claims
- 1779US9411095B2Optical-fiber preform and method for manufacturing optical-fiber preformSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Aug 9, 2016·2 cites·9 claims
- 1878US4791004AProcess for forming multilayered coating filmFUJI PHOTO FILM CO LTD·Filed 1987·Granted Dec 13, 1988·26 cites·2 claims
- 1977US9340444B2Optical fiber preform manufacturing method, optical fiber preform, and optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Granted May 17, 2016·2 cites·8 claims
- 2076US10550030B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Granted Feb 4, 2020·2 cites·10 claims
- 2174US10656326B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted May 19, 2020·1 cites·10 claims
- 2274US10155687B2Optical fiber preformSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Dec 18, 2018·1 cites·6 claims
- 2374US9588286B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Mar 7, 2017·4 cites·2 claims
- 2473US11345627B2Method of manufacturing optical fiber preform and optical fiber preformSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted May 31, 2022·0 cites·5 claims
- 2573US9019540B2Changing speed of network connection depending upon sleep state of network controllerKYOCERA DOCUMENT SOLUTIONS INC·Filed 2013·Granted Apr 28, 2015·2 cites·7 claims
- 2671US9910216B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Mar 6, 2018·1 cites·15 claims
- 2771US9277648B2Printed wiring board and information processing apparatusFUJITSU LTD·Filed 2014·Granted Mar 1, 2016·4 cites·4 claims
- 2871US9019697B2Electronic deviceFUJITSU LTD·Filed 2013·Granted Apr 28, 2015·3 cites·16 claims
- 2971US4457257ADeveloping deviceTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted Jul 3, 1984·15 cites·19 claims
- 3069US10656329B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted May 19, 2020·0 cites·22 claims
- 3169US9229160B2Optical fiber preform, method for producing optical fiber, and optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Jan 5, 2016·1 cites·10 claims
- 3268US9817184B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Nov 14, 2017·1 cites·10 claims
- 3368US7014020B2Folding travel bag with cartTAMURA YOSHIAKI·Filed 2001·Granted Mar 21, 2006·17 cites·5 claims
- 3466US11048040B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Jun 29, 2021·0 cites·19 claims
- 3563US2017101334A1Method of manufacturing optical fiber preform and optical fiber preformSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Application pending·0 cites
- 3662US11740404B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Granted Aug 29, 2023·0 cites·10 claims
- 3762US2020241198A1Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Application pending·0 cites
- 3859US12216309B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Feb 4, 2025·0 cites·10 claims
- 3956US11181684B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Nov 23, 2021·0 cites·20 claims
- 4055US11677885B2Image forming apparatus including a contact member for operating an electrostatic touch panelKYOCERA DOCUMENT SOLUTIONS INC·Filed 2022·Granted Jun 13, 2023·0 cites·4 claims
- 4155US11280958B2Optical fiber, colored optical fiber, and optical transmission systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Mar 22, 2022·0 cites·11 claims
- 4254US12030804B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Granted Jul 9, 2024·0 cites·8 claims
- 4353US10451787B2Optical fiber and light source deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Oct 22, 2019·0 cites·6 claims
- 4453US2019292089A1Optical fiber base material manufacturing method, optical fiber base material, and optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Application pending·0 cites
- 4551US10723650B2Optical fiber preformSUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Granted Jul 28, 2020·0 cites·10 claims
- 4651US8033466B2Electronic deviceFUJITSU LTD·Filed 2008·Granted Oct 11, 2011·0 cites·8 claims
- 4749US11714226B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Aug 1, 2023·0 cites·14 claims
- 4849US9361484B2Security processing apparatus and security processing methodKYOCERA DOCUMENT SOLUTIONS INC·Filed 2014·Granted Jun 7, 2016·0 cites·10 claims
- 4947US9199877B2Method for manufacturing optical fiber base material, and optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Granted Dec 1, 2015·0 cites·8 claims
- 5047US2007228016A1Wire electrode supply device for wire-cut electric discharge machineFANUC LTD·Filed 2007·Application pending·0 cites
Showing the top 50 of 70 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →