Inventor
Chang-Gil Ryu
Inventor
Yongin-si, KR
Overview
Patents· 5 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 h1025%
B08BCleaning in general19%
H01LSemiconductor devices19%
B23KSoldering or unsoldering13%
C11DDetergent compositions13%
B05BSpraying apparatus6%
B24BMachines, devices, or processes for grinding or polishing6%
PatentTitleYear
10,576,582Spot heater and device for cleaning wafer using the same202010,340,158Substrate cleaning apparatus201910,029,332Spot heater and device for cleaning wafer using the same20189,999,957Polishing head and polishing carrier apparatus having the same20188,033,401'Wafer guide for preventing wafer breakage in semiconductor cleaning apparatus'2011Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2011–2020Patents assigned to SAMSUNG ELECTRONICS CO LTD (5)· patent assignee history
2011Based in Gyeonggi-do, KR· patent location history
2018–2020Based in Yongin-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 5 | 2011–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yongin-si, KR | 4 | 2018–2020 |
| Gyeonggi-do, KR | 1 | 2011 |