Inventor

Chih-Tsung Chen

Inventor

Changhua County, TW

Overview

1991–2021

Patent span

Mechanical engineering

Primary field (CPC F)

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

F16Bprimary

F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges25%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations13%

E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates13%

G06NComputing arrangements based on specific computational models13%

G09FDisplaying13%

H05BElectric heating13%

LOC2313%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to CHEN CHIH TSUNG (1)· patent assignee history

1991–2004Based in Changhua County, TW· patent location history

2003–2004Patents assigned to JOKER IND CO LTD (2)· patent assignee history

2009Based in Tainan, TW· patent location history

2012Patents assigned to CAL COMP ELECTRONICS & COMM CO (1)· patent assignee history

2012Patents assigned to CHEN CHIH-TSUNG (1)· patent assignee history

2012Patents assigned to HO KWAN (1)· patent assignee history

2012Based in Taipei, TW· patent location history

2021Based in Mount Kisco, NY, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations