JT

Jenn-Tsair Tsai

MS Mustek Systems: 61 patents #1 of 116Top 1%
MS Must Systems: 5 patents #1 of 18Top 6%
TO Transpacific Optics: 2 patents #1 of 22Top 5%
📍 Zhubei City, TW: #3 of 1,506 inventorsTop 1%
Overall (All Time): #25,834 of 4,157,543Top 1%
75
Patents All Time

Issued Patents All Time

Showing 51–75 of 75 patents

Patent #TitleCo-InventorsDate
5999277 Image information reading apparatus having rolling elements interposed between a sheet table and a contact-type sensor 1999-12-07
5986254 Multi-lenses optical device 1999-11-16
5971278 Method of alignment for multi-CCD and the apparatus of the same 1999-10-26
5959745 Transmission mechanism for an image information reading apparatus 1999-09-28
5952669 Method of alignment for CCD and the apparatus of the same 1999-09-14
5953169 Rotary drum type optical filter apparatus 1999-09-14
5942746 Multi-lenses optical device 1999-08-24
5940191 Colored optical sensing module 1999-08-17
5939708 Alignment pattern and alignment method for a scanning system 1999-08-17
5936239 Lens holder for a scanner system with one supporting point and one pressing point Jey-Chung Yang 1999-08-10
5926290 Document-tray-driven apparatus for a photo drive Donald Chen 1999-07-20
5900951 Contact image sensor image reading apparatus 1999-05-04
5895914 Scanner capable of scanning penetrative document and reflective document with single lamp 1999-04-20
5864133 Cost-effective optical device 1999-01-26
5861622 Handy scanner having scanning path straightness-maintaining mechanism 1999-01-19
5845180 Apparatus having a simplified driving device for scanning an original sheet 1998-12-01
5822052 Method and apparatus for compensating illuminance error of a light source 1998-10-13
5822087 Apparatus having a rotatable arm for providing light source for a transparent sheet and a reflective sheet 1998-10-13
5816969 Driving apparatus for a flatbed scanner 1998-10-06
5780829 Flat-plate scanner having a beam-splitting prism/mirror and two light emitting sources Si-Min Chen 1998-07-14
5734477 Optical device having multilenses 1998-03-31
5726790 Converter for converting a reflection type scanner to a transparence type scanner 1998-03-10
5719404 Method and apparatus for calibrating the horizontal starting point of a document on a flatbed scanner 1998-02-17
5693937 Image information reading apparatus with an internal document tray 1997-12-02
5677777 Apparatus for scanning an original sheet by means of reflective light and transmitted light 1997-10-14