LexDanaLexDanabeta
Inventor

Chang-Chun Xu

Inventor
Shanghai, CN

Overview

2→
Patents
2003–2021
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Rprimary
G01RMeasuring electric variables25%
G02BOptical elements, systems or apparatus25%
H01LSemiconductor devices25%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1025%
PatentTitleYear
11,105,848Probe card with angled probe and wafer testing method using the same20216,522,822'Strongly confined polarization-independent single-mode optical ridge waveguide'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to LNL TECHNOLOGIES INC (1)· patent assignee history
2003Based in Burlington, CA· patent location history
2021Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (1)· patent assignee history
2021Based in Shanghai, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LNL TECHNOLOGIES INC12003
TAIWAN SEMICONDUCTOR MFG CO LTD12021
Locations
LocationPatentsSpan
Shanghai, CN12021
Burlington, CA12003