Inventor
Hirokatsu Yashiro
Inventor
Tokyo, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C30Bprimary
C30BSingle-crystal growth16%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1013%
G01NInvestigating or analysing materials by determining their chemical or physical properties9%
H01LSemiconductor devices9%
C23CCoating metallic material6%
G01FMeasuring volume, volume flow, mass flow or liquid level6%
B23DPlaning3%
B23KSoldering or unsoldering3%
B24BMachines, devices, or processes for grinding or polishing3%
B24DTools for grinding, buffing or sharpening3%
PatentTitleYear
9,915,011'Low resistivity single crystal silicon carbide wafer'20189,691,607'Process for producing epitaxial silicon carbide single crystal substrate and epitaxial silicon carbide single crystal substrate obtained by the same'20178,927,396'Production process of epitaxial silicon carbide single crystal substrate'20158,901,570'Epitaxial silicon carbide single crystal substrate and process for producing the same'20148,707,944'Saw wire'20148,044,408'SiC single-crystal substrate and method of producing SiC single-crystal substrate'20115,017,018'Clinical thermometer'19914,912,987'Measurement of sizes of falling particles'19904,843,894'Measurement of sizes of falling particles'19894,641,083'Method and apparatus for supervising charges in blast furnace using electromagnetic waves'19874,641,036'Method of and apparatus for imaging surface of object at high temperature'19874,621,264'Method and apparatus for measuring water level in a well'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–2011Patents assigned to NIPPON STEEL CORP (7)· patent assignee history
1986–1991Based in Kawasaki, JP· patent location history
2011–2018Based in Tokyo, JP· patent location history
2014–2018Patents assigned to NIPPON STEEL & SUMITOMO METAL CORP (5)· patent assignee history
2014–2018Patents assigned to YASHIRO HIROKATSU (5)· patent assignee history
2014–2018Patents assigned to FUJIMOTO TATSUO (4)· patent assignee history
2014–2018Patents assigned to KATSUNO MASAKAZU (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON STEEL CORP | 7 | 1986–2011 |
| NIPPON STEEL & SUMITOMO METAL CORP | 5 | 2014–2018 |
| YASHIRO HIROKATSUself | 5 | 2014–2018 |
| FUJIMOTO TATSUO | 4 | 2014–2018 |
| KATSUNO MASAKAZU | 4 | 2014–2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 6 | 2011–2018 |
| Kawasaki, JP | 6 | 1986–1991 |