Inventor

Chang Huang

Inventor

Shanghai, CN

Overview

2001–2020

Patent span

Physics

Primary field (CPC G)

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

G06Fprimary

G06FElectric digital data processing27%

B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding9%

B25GHandles for hand implements9%

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments9%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes9%

G11BInformation storage based on relative movement between record carrier and transducer9%

H04LTransmission of digital information, e.g. telegraphic communication9%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

Y10TTechnical subjects covered by former us classification9%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2001Based in Hsinchu, TW· patent location history

2014–2020Patents assigned to IBM (3)· patent assignee history

2014–2016Patents assigned to HUANG CHANG (2)· patent assignee history

2014–2020Based in Shanghai, CN· patent location history

2016Patents assigned to CHI JIAN WEN (1)· patent assignee history

2016Patents assigned to DONG FANG LIANG (1)· patent assignee history

2018Patents assigned to HUANG CHANG SHENG (1)· patent assignee history

2018Based in Taichung, TW· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations