Inventor
Shinsuke Sadamitsu
Inventor
Tokyo, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Pprimary
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1038%
C30BSingle-crystal growth33%
Y10TTechnical subjects covered by former us classification14%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1010%
H10DInorganic electric semiconductor devices5%
PatentTitleYear
8,252,404'High resistivity silicon wafers'20127,803,228'Process for producing high-resistance silicon wafers and process for producing epitaxial wafers and SOI wafers'20107,700,394'Method for manufacturing silicon wafer method'20107,397,110'High resistance silicon wafer and its manufacturing method'20087,316,745'High-resistance silicon wafer and process for producing the same'20087,226,571'High resistivity silicon wafer and method for fabricating the same'20077,220,308'Manufacturing method of high resistivity silicon single crystal'20076,803,242'Evaluation method of IG effectivity in semiconductor silicon substrates'20046,641,888'Silicon single crystal, silicon wafer, and epitaxial wafer.'20036,277,193'Method for manufacturing semiconductor silicon epitaxial wafer and semiconductor device'20016,129,787'Semiconductor silicon wafer, semiconductor silicon wafer fabrication method and annealing equipment'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2001Patents assigned to SUMITOMO METAL IND (2)· patent assignee history
2000–2003Based in Saga, JP· patent location history
2003–2012Patents assigned to SUMITOMO MITSUBISHI SILICON (6)· patent assignee history
2004–2012Based in Tokyo, JP· patent location history
2008–2010Patents assigned to SUMCO CORP (3)· patent assignee history
2012Patents assigned to HOURAI MASATAKA (1)· patent assignee history
2012Patents assigned to SADAMITSU SHINSUKE (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMITOMO MITSUBISHI SILICON | 6 | 2003–2012 |
| SUMCO CORP | 3 | 2008–2010 |
| SUMITOMO METAL IND | 2 | 2000–2001 |
| HOURAI MASATAKA | 1 | 2012 |
| SADAMITSU SHINSUKEself | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 8 | 2004–2012 |
| Saga, JP | 3 | 2000–2003 |