Inventor
Hee-Duck Park
Inventor
Suwon-si, KR
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing33%
B01DSeparation8%
B67DDispensing, delivering or transferring liquids, not otherwise provided for8%
C02FTreatment of water, waste water, sewage, or sludge8%
C10GCracking hydrocarbon oils8%
F01MLubricating of machines or engines in general8%
F16NLubricating8%
G01FMeasuring volume, volume flow, mass flow or liquid level8%
G01NInvestigating or analysing materials by determining their chemical or physical properties8%
PatentTitleYear
9,920,667'Water drain system for oil reserve tank'20186,211,862'Wire/wireless keyboard for use in a computer system and a method of operating the same'20015,933,649'Method and device for controlling a CPU stop clock interrupt'19995,754,883'System for controlling stop clock interrupt mode according to user selectable idle condition parameters and a control signal'19985,664,203'Peripheral device input-initiated resume system for combined hibernation system and back-up power supply for computer'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2001Patents assigned to SAMSUNG ELECTRONICS CO LTD (4)· patent assignee history
1997–2001Based in Suwon-si, KR· patent location history
1998Based in Kyungki-do, KR· patent location history
2018Patents assigned to SK ENERGY CO LTD (1)· patent assignee history
2018Patents assigned to SK INNOVATION CO LTD (1)· patent assignee history
2018Based in Ulsan, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 4 | 1997–2001 |
| SK ENERGY CO LTD | 1 | 2018 |
| SK INNOVATION CO LTD | 1 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Suwon-si, KR | 3 | 1997–2001 |
| Ulsan, KR | 1 | 2018 |
| Kyungki-do, KR | 1 | 1998 |