Inventor

Chia Hao Tu

Inventor

Tainan, TW

Overview

2→

Patents

2015–2021

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 2 as inventor

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

F21Vprimary

F21VFunctional features or details of lighting devices or systems thereof20%

F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted20%

G02BOptical elements, systems or apparatus20%

H01LSemiconductor devices20%

H10DInorganic electric semiconductor devices20%

PatentTitleYear

11,037,957Semiconductor structure2021 9,157,607'Light control lens and light source device using the same'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015Patents assigned to E PIN OPTICAL INDUSTRY CO LTD (1)· patent assignee history

2015Based in Taipei, TW· patent location history

2021Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (1)· 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
E PIN OPTICAL INDUSTRY CO LTD	1	2015
TAIWAN SEMICONDUCTOR MFG CO LTD	1	2021

Locations

Location	Patents	Span
Tainan, TW	1	2021
Taipei, TW	1	2015