Inventor · disambiguated record
Tomohiko Sugiyama
Also filed as: SUGIYAMA TOMOHIKO
19 granted patents·9 pending applications·41 citations·filing 1994–2025
91Inventor score
Top patents by PatentIndex Score
28 records- 0185US9312446B2Gallium nitride self-supported substrate, light-emitting device and manufacturing method thereforNGK INSULATORS LTD·Filed 2014·Granted Apr 12, 2016·1 cites·46 claims
- 0283US9090993B2Epitaxial substrate comprising a superlattice group and method for manufacturing the epitaxial substrateMIYOSHI MAKOTO·Filed 2012·Granted Jul 28, 2015·6 cites·6 claims
- 0381US8378386B2Epitaxial substrate for semiconductor device, semiconductor device, and method of manufacturing epitaxial substrate for semiconductor deviceNGK INSULATORS LTD·Filed 2010·Granted Feb 19, 2013·6 cites·13 claims
- 0479US9024325B2Epitaxial substrate for semiconductor element, semiconductor element, PN junction diode, and method for manufacturing an epitaxial substrate for semiconductor elementNGK INSULATORS LTD·Filed 2013·Granted May 5, 2015·4 cites·18 claims
- 0578US8410552B2Epitaxial substrate for semiconductor device, semiconductor device, and method of manufacturing epitaxial substrate for semiconductor deviceMIYOSHI MAKOTO·Filed 2010·Granted Apr 2, 2013·5 cites·13 claims
- 0670US9548418B2Gallium nitride self-supported substrate, light-emitting device and manufacturing method thereforNGK INSULATORS LTD·Filed 2016·Granted Jan 17, 2017·0 cites·25 claims
- 0769US9478650B2Semiconductor device, HEMT device, and method of manufacturing semiconductor deviceNGK INSULATORS LTD·Filed 2013·Granted Oct 25, 2016·2 cites·22 claims
- 0869US8853735B2Epitaxial substrate for semiconductor device and semiconductor deviceNGK INSULATORS LTD·Filed 2012·Granted Oct 7, 2014·2 cites·10 claims
- 0967US8845304B2Motor-driven compressorSUGIYAMA TOMOHIKO·Filed 2011·Granted Sep 30, 2014·2 cites·4 claims
- 1066US9893234B2Composite substrate for light-emitting element and production method thereforNGK INSULATORS LTD·Filed 2016·Granted Feb 13, 2018·1 cites·39 claims
- 1164US9196480B2Method for treating group III nitride substrate and method for manufacturing epitaxial substrateNGK INSULATORS LTD·Filed 2014·Granted Nov 24, 2015·1 cites·11 claims
- 1262US12436406B2Lens apparatus and image pickup apparatusCANON KK·Filed 2023·Granted Oct 7, 2025·0 cites·20 claims
- 1362US2024379907A1Group iii element nitride semiconductor substrate and bonded substrateNGK INSULATORS LTD·Filed 2024·Application pending·0 cites
- 1457US8853828B2Epitaxial substrate for semiconductor device, method for manufacturing epitaxial substrate for semiconductor device, and semiconductor deviceSUMIYA SHIGEAKI·Filed 2012·Granted Oct 7, 2014·1 cites·20 claims
- 1557US2024347674A1Group iii element nitride semiconductor substrate and bonded substrateNGK INSULATORS LTD·Filed 2024·Application pending·0 cites
- 1657US2023352298A1Group-iii element nitride semiconductor substrateNGK INSULATORS LTD·Filed 2023·Application pending·0 cites
- 1754US2006132052A1Electron-emitting apparatus and method for emitting electronsNGK INSULATORS LTD·Filed 2005·Application pending·0 cites
- 1851US2025212478A1Group-iii element nitride semiconductor substrate and bonded substrateNGK INSULATORS LTD·Filed 2025·Application pending·0 cites
- 1951US2024107676A1Circuit module and substrate moduleMURATA MANUFACTURING CO·Filed 2023·Application pending·0 cites
- 2049US12145184B2Rolling load prediction method, rolling load prediction device, and rolling control methodJFE STEEL CORP·Filed 2020·Granted Nov 19, 2024·0 cites·4 claims
- 2147US9709876B2Optical deviceCANON KK·Filed 2016·Granted Jul 18, 2017·0 cites·6 claims
- 2245US2007188418A1Electron-emitting apparatus and method for emitting electronsNGK INSULATORS LTD·Filed 2005·Application pending·0 cites
- 2344US2014361337A1Semiconductor Device and Method for Manufacturing Semiconductor DeviceNGK INSULATORS LTD·Filed 2014·Application pending·0 cites
- 2443US10396621B2Electric compressorTOYOTA JIDOSHOKKI KK·Filed 2017·Granted Aug 27, 2019·0 cites·5 claims
- 2542US8598626B2Epitaxial substrate for semiconductor device, schottky junction structure, and leakage current suppression method for schottky junction structureMIYOSHI MAKOTO·Filed 2010·Granted Dec 3, 2013·0 cites·7 claims
- 2641US6333406B1Gene encoding protein antigens of Plasmodium falciparum and uses thereforFiled 1994·Granted Dec 25, 2001·10 cites·13 claims
- 2740US10541514B2Surface-emitting device, vertical external-cavity surface-emitting laser, and method for manufacturing surface-emitting deviceNGK INSULATORS LTD·Filed 2017·Granted Jan 21, 2020·0 cites·19 claims
- 2838US2012168771A1Semiconductor element, hemt element, and method of manufacturing semiconductor elementMIYOSHI MAKOTO·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →