Inventor
Kei Fujii
Inventor
Itami, JP
Overview
Patents· 25 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Fprimary
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation20%
H01LSemiconductor devices16%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution14%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1012%
Y02PClimate change mitigation technologies in the production or processing of goods12%
B82YSpecific uses or applications of nanostructures11%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light4%
C23CCoating metallic material2%
C30BSingle-crystal growth2%
H10DInorganic electric semiconductor devices2%
PatentTitleYear
10,938,181Vertical cavity surface emitting laser and method for manufacturing vertical cavity surface emitting laser202110,594,110Vertical cavity surface emitting laser, method for fabricating vertical cavity surface emitting laser20209,887,310'Semiconductor layered structure, method for producing semiconductor layered structure, and method for producing semiconductor device'20189,818,895'Semiconductor device, optical sensor device and semiconductor device manufacturing method'20179,773,932'Epitaxial wafer and method for manufacturing same'20179,698,287'Epitaxial wafer, method for producing the same, semiconductor element, and optical sensor device'20179,680,040'Semiconductor device and method for manufacturing the same'20179,608,148'Semiconductor element and method for producing the same'20179,190,544'Photodiode, optical sensor device, and photodiode manufacturing method'20159,171,978'Epitaxial wafer, method for producing the same, photodiode, and optical sensor device'20159,159,853'Group III-V compound semiconductor photo detector, method of fabricating group III-V compound semiconductor photo detector, photo detector, and epitaxial wafer'20159,129,808'Epitaxial wafer, photodiode, optical sensor device, and methods for producing epitaxial wafer and photodiode'20159,123,843'Semiconductor device'20159,040,955'Semiconductor device, optical sensor device and semiconductor device manufacturing method'20158,921,829'Light receiving element, light receiving element array, hybrid-type detecting device, optical sensor device, and method for producing light receiving element array'20148,866,199'Group III-V compound semiconductor photo detector, method of fabricating group III-V compound semiconductor photo detector, photo detector, and epitaxial wafer'20148,822,977'Photodetector and method of manufacturing the photodetector'20148,642,943'Semiconductor wafer, light-receiving element, light-receiving element array, hybrid-type detection device, optical sensor device, and process for production of semiconductor wafer'20148,548,021'III-nitride semiconductor laser, and method for fabricating III-nitride semiconductor laser'20138,461,570'Semiconductor device and manufacturing method thereof'20138,309,380'Photodiode array, method for manufacturing photodiode array, epitaxial wafer, and method for manufacturing epitaxial wafer'20128,252,372'Method of forming sprayed film on the inner surface of a bore'20128,198,623'Photodiode array, method for manufacturing photodiode array, epitaxial wafer, and method for manufacturing epitaxial wafer'20127,874,893'Honing method and honing control device'20117,052,401'Sealing structure for cross shaft'2006Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2006Based in Sakai, JP· patent location history
2011–2012Based in Warabi, JP· patent location history
2012–2021Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (22)· patent assignee history
2012–2015Patents assigned to FUJII KEI (12)· patent assignee history
2012–2015Patents assigned to AKITA KATSUSHI (11)· patent assignee history
2012–2015Patents assigned to ISHIZUKA TAKASHI (10)· patent assignee history
2012–2015Patents assigned to NAGAI YOUICHI (9)· patent assignee history
2012–2018Based in Itami, JP· patent location history
2020–2021Based in Osaka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMITOMO ELECTRIC INDUSTRIES | 22 | 2012–2021 |
| FUJII KEIself | 12 | 2012–2015 |
| AKITA KATSUSHI | 11 | 2012–2015 |
| ISHIZUKA TAKASHI | 10 | 2012–2015 |
| NAGAI YOUICHI | 9 | 2012–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Itami, JP | 20 | 2012–2018 |
| Osaka, JP | 2 | 2020–2021 |
| Warabi, JP | 2 | 2011–2012 |
| Sakai, JP | 1 | 2006 |