Inventor

Cheng-Tsan Chou

Inventor

Taichung, TW

Overview

13→

Patents

1995–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 13 as inventor

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

A45Cprimary

A45CPurses39%

H01LSemiconductor devices22%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation22%

B60BVehicle wheels6%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h106%

LOC086%

PatentTitleYear

11,004,886Stacked grid design for improved optical performance and isolation2021 10,985,199Image sensor having stress releasing structure and method of forming same2021 10,950,645Semiconductor device with a radiation sensing region and method for forming the same2021 10,930,692Increased optical path for long wavelength light by grating structure2021 5,926,915'Retractable drawbar device'1999 5,875,519'Universal angle wheel assembly'1999 5,864,921'Extensible handle assembly'1999 D0403229'Grip'1998 5,836,052'Positioning device for a retractable handle'1998 5,644,816'Extensible drawbar device of a trunk'1997 5,636,410'Retractable handle assembly for a suitcase'1997 5,630,250'Drawbar device'1997 5,447,217'Adjustable towing handle for a trunk'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–1999Based in Taichung, TW· patent location history

1998Patents assigned to CHOU CHENG-TSAN (1)· patent assignee history

2021Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (4)· patent assignee history

2021Based in Tainan, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TAIWAN SEMICONDUCTOR MFG CO LTD	4	2021
CHOU CHENG-TSANself	1	1998

Locations

Location	Patents	Span
Taichung, TW	9	1995–1999
Tainan, TW	4	2021