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Inventor

Tony Chen

Inventor
Taipei, TW

Overview

29→
Patents
1994–2021
Patent span
LOC
Primary field

Patents· 29 as inventor

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

LOC14primary
LOC1450%
C12NMicroorganisms or enzymes7%
A01GHorticulture4%
B41MPrinting, duplicating, marking, or copying processes4%
C08LCompositions of macromolecular compounds4%
C09DCoating compositions, e.g. paints, varnishes or lacquers4%
D21HPulp compositions4%
G01RMeasuring electric variables4%
G05BControl or regulating systems in general4%
H01HElectric switches4%
PatentTitleYear
11,127,546Keyboard202111,121,563Power control circuit202111,081,840Detection circuit applied to a connecting port202111,034,856Primer compositions20218,921,110'Red iris'20146,459,017'Iris transformation method'2002D0405068'Scanner'1999D0405069'Scanner'1999D0405067'Scanner'1999D0405066'Scanner'1999D0400867'Computer'1998D0397106'Slide scanner cover'1998D0397096'Paper delivering scanner'1998D0396704'Visual image scanner'1998D0396216'Computer'1998D0394429'Paper delivering scanner'1998D0394047'Scanner'1998D0389468'Wave shaped scanner'1998D0388773'Scanner'1998D0388067'Video frame grabber'1997D0382857'Mini computer video information converter'1997D0377168'Visual image scanner'1997D0370893'Image scanner'1996D0370667'Computer image converter'1996D0369148'Roller type gray scale scanner'1996D0369149'Computer video information converter'1996D0368257'Transparency scanner'1996D0367495'Automatic document feeder'1996D0348059'Optical scanner'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–1996Patents assigned to UMAX DATA SYSTEM INC (7)· patent assignee history
1994–1998Based in Hsinchu, TW· patent location history
1997–1999Patents assigned to UMAX DATA SYSTEMS INC (16)· patent assignee history
1997–2021Based in Taipei, TW· patent location history
2014Patents assigned to CHEN TONY H H (1)· patent assignee history
2014Based in Corvallis, OR, US· patent location history
2021Patents assigned to ASUSTEK COMP INC (2)· patent assignee history
2021Patents assigned to CHICONY ELECTRONICS CO LTD (1)· patent assignee history
2021Based in New Taipei, TW· patent location history
2021Based in San Diego, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UMAX DATA SYSTEMS INC161997–1999
UMAX DATA SYSTEM INC71994–1996
ASUSTEK COMP INC22021
CHEN TONY H Hself12014
CHICONY ELECTRONICS CO LTD12021
Locations
LocationPatentsSpan
Taipei, TW131997–2021
Hsinchu, TW121994–1998
New Taipei, TW12021
San Diego, California, US12021
Corvallis, OR, US12014