Inventor

Long-Der Chen

Inventor

Hsinchu, TW

Overview

2004–2021

Patent span

Performing operations

Primary field (CPC B)

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

A47Lprimary

A47LDomestic washing or cleaning18%

B21BRolling of metal9%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form9%

B60TVehicle brake control systems or parts thereof9%

B60WConjoint control of vehicle sub-units of different type or different function9%

C22CAlloys9%

F24FAir-conditioning9%

G01NInvestigating or analysing materials by determining their chemical or physical properties9%

G05FSystems for regulating electric or magnetic variables9%

Y10TTechnical subjects covered by former us classification9%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2004–2016Patents assigned to IND TECH RES INST (5)· patent assignee history

2004–2014Based in Hsinchu, TW· patent location history

2012–2014Patents assigned to CHEN LONG-DER (2)· patent assignee history

2012–2014Patents assigned to CHUNG YU-LIANG (2)· patent assignee history

2012–2014Patents assigned to WANG CHUN-CHIEH (2)· patent assignee history

2016Based in Zhubei City, TW· patent location history

2016Based in Hsinchu County, TW· patent location history

2021Patents assigned to HON HAI PREC IND CO LTD (1)· patent assignee history

2021Based in Beijing, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations