Inventor

Allen Chen

Inventor

Changhua County, TW

Overview

1983–2020

Patent span

Human necessities

Primary field (CPC A)

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

A61Mprimary

A61MDevices for introducing media into, or onto, the body15%

A61JContainers specially adapted for medical or pharmaceutical purposes8%

A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing8%

F16KValves8%

G06FElectric digital data processing8%

G06KGraphical data reading8%

G06VImage or video recognition or understanding8%

H04NPictorial communication, e.g. television8%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h108%

LOC128%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1983–1990Patents assigned to CHEN ALLEN S (2)· patent assignee history

1990Based in Belleville, MI, US· patent location history

2003Patents assigned to WALSIN ADVANCED ELECTRONICS (1)· patent assignee history

2003Based in Kaohsiung, TW· patent location history

2005Patents assigned to CALIFORNIA INST OF TECHN (1)· patent assignee history

2005Based in Pasadena, CA, US· patent location history

2010–2012Patents assigned to CHEN ALLEN (2)· patent assignee history

2010–2012Based in Changhua County, TW· patent location history

2020Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (1)· patent assignee history

2020Based in Taipei, TW· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CHEN ALLENself	2	2010–2012
CHEN ALLEN Sself	2	1983–1990
CALIFORNIA INST OF TECHN	1	2005
HEWLETT PACKARD DEVELOPMENT CO	1	2020
WALSIN ADVANCED ELECTRONICS	1	2003

Locations