Inventor
Sung-Nee George Chu
Inventor
Fremont, CA, US
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C30Bprimary
C30BSingle-crystal growth20%
H01LSemiconductor devices20%
B24BMachines, devices, or processes for grinding or polishing10%
G06FElectric digital data processing10%
H10DInorganic electric semiconductor devices10%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation10%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1010%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution10%
PatentTitleYear
11,127,867Monocrystalline germanium wafers, method for preparing the same, method for preparing ingots and use of monocrystalline wafers202111,094,549Indium phosphide wafer having pits on the back side, method and etching solution for manufacturing the same20215,146,460'Logic simulation using a hardware accelerator together with an automated error event isolation and trace facility'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992Patents assigned to IBM (1)· patent assignee history
1992Based in Poughkeepsie, NY, US· patent location history
2021Patents assigned to BEIJING TONGMEI XTAL TECH CO LTD (2)· patent assignee history
2021Based in Fremont, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BEIJING TONGMEI XTAL TECH CO LTD | 2 | 2021 |
| IBM | 1 | 1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fremont, California, US | 2 | 2021 |
| Poughkeepsie, New York, US | 1 | 1992 |