LexDanaLexDanabeta
Inventor

Chun-Shan Chen

Inventor
Taichung, TW

Overview

82→
Patents
1989–2020
Patent span
Physics
Primary field (CPC G)

Patents· 82 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus81%
H04NPictorial communication, e.g. television8%
B31BMaking containers of paper, cardboard or material worked in a manner analogous to paper2%
A41HAppliances or methods for making clothes, e.g. for dress-making or for tailoring, not otherwise provided for1%
B26DCutting1%
B26FPerforating1%
B29CShaping or joining of plastics1%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts1%
B41FPrinting machines or presses1%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests1%
PatentTitleYear
10,739,562Optical image lens system202010,739,559Optical imaging system202010,670,839Optical image lens system202010,564,397Optical imaging system202010,437,018Imaging lens system201910,353,179Optical image lens system201910,324,276Imaging lens system201910,209,487Optical imaging system201910,185,128Optical photographing lens assembly, image capturing unit and electronic device20199,915,808'Optical image lens system'20189,897,783'Optical image lens system'20189,810,881'Imaging lens system'20179,784,948'Imaging lens system'20179,726,860'Optical image lens system'20179,645,356'Optical imaging system'20179,488,802'Optical image lens system'20169,488,803'Optical image lens system'20169,465,197'Imaging lens system'20169,435,984'Imaging lens system'20169,417,435'Optical image capturing lens assembly'20169,354,426'Optical image lens system'20169,335,517'Imaging lens system'20169,239,410'Photographing system'20169,201,215'Optical image capturing lens assembly'20159,128,276'Optical imaging system'20158,922,914'Image capturing lens system'20148,786,962'Photographing system'20148,780,459'Optical imaging lens system'20148,736,981'Imaging lens system'20148,736,977'Image capturing optical lens assembly'20148,724,237'Optical photographing lens system'20148,717,690'Photographing optical lens assembly'20148,705,182'Photographing lens assembly'20148,693,111'Imaging lens system'20148,687,293'Optical imaging system'20148,670,191'Imaging lens system'20148,670,190'Imaging lens system'20148,654,454'Thin optical lens assembly'20148,649,115'Optical image lens assembly'20148,643,957'Optical image system'20148,582,215'Photographing optical lens assembly'20138,520,324'Imaging lens system'20138,514,501'Optical image lens system'20138,514,502'Imaging lens system'20138,503,107'Optical lens system for taking image'20138,488,259'Optical image capturing lens system'20138,400,717'Optical lens system for taking image'20138,395,853'Image pick-up optical system'20138,395,691'Optical image-capturing lens assembly'20138,390,944'Photographing optical lens assembly'20138,363,337'Imaging lens assembly'20138,325,269'Image capturing lens system'20128,305,697'Image capturing lens assembly'20128,294,997'Optical imaging lens assembly'20128,274,593'Optical lens system'20128,233,224'Imaging lens system'20128,199,418'Photographing optical lens assembly'20128,194,172'Optical imaging lens assembly'20128,184,385'Optical system for taking image'20128,179,470'Image-capturing lens assembly'20128,169,528'Photographing lens assembly'20128,164,840'Photographing optical lens assembly'20128,081,393'Optical system'20118,014,080'Optical photographing system'20117,974,014'Optical system for taking image'20117,916,401'Optical lens system for taking image'20117,869,142'Optical lens system for taking image'20117,864,454'Imaging lens system'20117,848,032'Imaging lens assembly'20107,777,972'Imaging optical lens assembly'20107,738,186'Optical lens system for taking image'20107,722,517'Plastic bag sealing device'20107,692,877'Optical lens system for taking image'20107,679,841'Optical system for taking image'20107,515,351'Inverse telephoto with correction lenses'20097,454,824'Apparatus for inserting a slide unit onto a clamping head of a plastic zipper bag'20087,397,612'Optical system for taking image'20087,394,602'Optical system for taking image'20087,355,801'Image pickup lens assembly'20087,274,518'Optical system for taking image'20076,811,528'Machine for installing a zipper slider to a zipper bag'20044,833,983'Adjustment apparatus for adjusting the speed of a plate roller relative to a pressing roller in a multi-color plastic bag printer'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2014Patents assigned to CHEN CHUN SHAN (12)· patent assignee history
1989–2010Based in Tainan, TW· patent location history
2007–2020Patents assigned to LARGAN PRECISION CO LTD (76)· patent assignee history
2007–2020Based in Taichung, TW· patent location history
2008–2014Patents assigned to CHEN CHUN-SHAN (22)· patent assignee history
2012–2014Patents assigned to HUANG HSIN-HSUAN (10)· patent assignee history
2012–2014Patents assigned to TANG HSIANG CHI (9)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LARGAN PRECISION CO LTD762007–2020
CHEN CHUN-SHANself222008–2014
CHEN CHUN SHANself121989–2014
HUANG HSIN-HSUAN102012–2014
TANG HSIANG CHI92012–2014
Locations
LocationPatentsSpan
Taichung, TW782007–2020
Tainan, TW41989–2010