Inventor
Yong H. Yoon
Inventor
Seoul, KR
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Dprimary
H10DInorganic electric semiconductor devices31%
H10BElectronic memory devices23%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1023%
F25CProducing, working or handling ice8%
F25DRefrigerators8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
PatentTitleYear
11,035,601Refrigerator20216,107,138'Method for fabricating a semiconductor device having a tapered contact hole'20005,451,291'Method for forming a via contact hole of a semiconductor device'19954,999,312'Doping method using an oxide film and a nitride film on the trench wall to manufacture a semiconductor device and the manufactured device'19914,994,409'Method for manufacturing a trench capacitor using a photoresist etch back process'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2000Patents assigned to HYUNDAI ELECTRONICS IND (4)· patent assignee history
1991–1995Based in Seoul, KR· patent location history
2000Based in Kyungki-do, KR· patent location history
2021Patents assigned to SAMSUNG ELECTRONICS CO LTD (1)· patent assignee history
2021Based in Suwon-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HYUNDAI ELECTRONICS IND | 4 | 1991–2000 |
| SAMSUNG ELECTRONICS CO LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seoul, KR | 3 | 1991–1995 |
| Suwon-si, KR | 1 | 2021 |
| Kyungki-do, KR | 1 | 2000 |