Inventor
CHIA-CHI TSAI
Inventor
TW
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Bprimary
G01BMeasuring length, thickness or similar linear dimensions17%
G01NInvestigating or analysing materials by determining their chemical or physical properties17%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1011%
B23KSoldering or unsoldering6%
C30BSingle-crystal growth6%
G06TImage data processing or generation, in general6%
H01LSemiconductor devices6%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems6%
H03FAmplifiers6%
H03GControl of amplification6%
PatentTitleYear
12,594,630Amorphous phase modification apparatus and processing method of single crystal material202612,580,473Playback circuit, recording circuit and audio chip202612,512,359Wafer jig, wafer structure and wafer processing method202512,307,646Method for identifying wafer202512,044,631Wafer surface defect inspection method and apparatus thereof202411,859,965Material analysis method202411,852,465Wafer inspection method and apparatus thereof202311,309,857Audio playback device and method2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2026Patents assigned to REALTEK SEMICONDUCTOR CORP (2)· patent assignee history
2022–2026Based in TW· patent location history
2023–2026Patents assigned to GLOBALWAFERS CO LTD (6)· patent assignee history
2026Patents assigned to MRADIAN FEMTO SOURCES CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GLOBALWAFERS CO LTD | 6 | 2023–2026 |
| REALTEK SEMICONDUCTOR CORP | 2 | 2022–2026 |
| MRADIAN FEMTO SOURCES CO LTD | 1 | 2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| TW | 8 | 2022–2026 |