Inventor
Yoshitaka Kajiyama
Inventor
Waterloo, CA
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Lprimary
H01LSemiconductor devices19%
H10KOrganic electric solid-state devices14%
B05BSpraying apparatus11%
B23KSoldering or unsoldering11%
C23CCoating metallic material11%
Y10TTechnical subjects covered by former us classification11%
H10DInorganic electric semiconductor devices5%
H10HInorganic light-emitting semiconductor devices having potential barriers5%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h105%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%
PatentTitleYear
10,340,262Optoelectronic semiconductor device having electrode junction with low reflectivity201910,276,836Method of manufacturing organic EL element201910,211,195Manufacturing method of optoelectronic semiconductor device by welding and lift-off20199,586,225'Deposition mask, producing method therefor and forming method for thin film pattern'20179,555,433'Deposition mask, producing method therefor and forming method for thin film pattern'20179,555,434'Deposition mask, producing method therefor and forming method for thin film pattern'20179,334,556'Deposition mask, producing method therefor and forming method for thin film pattern'2016Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2016Patents assigned to V TECHNOLOGY CO LTD (1)· patent assignee history
2016–2017Based in Waterloo, CA· patent location history
2017–2019Patents assigned to V TECH CO LTD (4)· patent assignee history
2019Patents assigned to ULTRA DISPLAY TECH CORP (2)· patent assignee history
2019Based in Taipei, TW· patent location history
2019Based in Ontario, CA· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| V TECH CO LTD | 4 | 2017–2019 |
| ULTRA DISPLAY TECH CORP | 2 | 2019 |
| V TECHNOLOGY CO LTD | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Waterloo, CA | 4 | 2016–2017 |
| Taipei, TW | 2 | 2019 |
| Ontario, CA | 1 | 2019 |