Inventor
Nam Hwang
Inventor
Daejeon, KR
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus45%
H10DInorganic electric semiconductor devices27%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation18%
G11CStatic stores9%
PatentTitleYear
10,573,380Memory device and operating method thereof20206,870,222'Device structure of RF LDMOS with trench type sinker'20056,620,667'Method of making a HF LDMOS structure with a trench type sinker'20036,316,281'Method for fabricating a hybrid optical integrated circuit employing SOI optical waveguide'20016,266,470'Optical switch module having a buffer device for minimizing a post welding shift'20015,972,232'Micromirror for a hybrid optoelectronic integrated circuit, a method for manufacturing the same, a micromirror-photodetector assembly and an assembly of hybrid optoelectronic integrated circuit for receiving light'19995,854,867'Optical module having lenses aligned on lens-positioning V-groove and fabrication method thereof'19985,673,350'Laser module with focusing lens and fixing method of the focusing lens'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2005Patents assigned to KOREA ELECTRONICS TELECOMM (7)· patent assignee history
1997–2001Based in Daejeon, KR· patent location history
1998–2001Patents assigned to KOREA TELECOMMUNICATION (3)· patent assignee history
2001–2005Based in Taejon, KR· patent location history
2020Patents assigned to SK HYNIX INC (1)· patent assignee history
2020Based in Seoul, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KOREA ELECTRONICS TELECOMM | 7 | 1997–2005 |
| KOREA TELECOMMUNICATION | 3 | 1998–2001 |
| SK HYNIX INC | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Daejeon, KR | 4 | 1997–2001 |
| Taejon, KR | 3 | 2001–2005 |
| Seoul, KR | 1 | 2020 |