Inventor · Taipei, TW

Chien-Hung Chen

300Patents
13h-index
369Co-inventors
89Inventor score

Filing activity: May 10, 1993 → Aug 15, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6265269A Method for fabricating a concave bottom oxide in a trench Electricity 100 Expired
US8483715B2 Computer based location identification using images Electricity 75 Active
USD482694S1 Memory card adapter General 27 Expired
US8442303B2 Constructing three-dimensional model apparatus Physics 23 Active
US5986646A Method and apparatus for finding the location of a pointing instrument on a tablet Physics 20 Expired
US7804070B1 Scanning device of multi-point simultaneous acquisition through diffuse optical tomography Human Necessities 20 Active
US5914710A Cordless pointing instrument for graphics tablet Physics 18 Expired
US9112507B2 Phase-locked loop start up circuit Electricity 16 Active
USD922396S1 Display screen or portion thereof with graphical user interface General 16 Active
US9147767B2 Semiconductor structure and manufacturing method thereof Electricity 16 Active
US6147013A Method of LPCVD silicon nitride deposition Electricity 15 Expired
US10417614B2 Controlling aircraft operations and aircraft engine components assignment Emerging Cross-Sectional Technologies 15 Active
US10436954B2 Camera device Physics 13 Active
US7364468B2 Dual-interface converter of miniature memory card Physics 13 Active
US6991242B2 Roller scooter with two pivotable pedals Performing Operations; Transporting 12 Expired
US5428192A Method and apparatus for finding the location of a pointing instrument on a tablet Physics 12 Expired
US7786771B2 Phase lock loop (PLL) with gain control Electricity 12 Active
US5844548A Stable wireless pointing device for a tablet Physics 12 Expired
US8431552B2 Composition for treating metabolic syndrome Human Necessities 11 Active
US6930002B1 Method for programming single-poly EPROM at low operation voltages Physics 11 Expired
US11500261B2 Electrophoretic display and driving method thereof Physics 9 Active
US6094512A Flat-bed image reading apparatus Electricity 9 Expired
US7971863B2 Clamping apparatus with position validation function and clamping process using same Performing Operations; Transporting 8 Active
US9735692B1 Adapter with low standby loss and electronic system with low standby loss Emerging Cross-Sectional Technologies 8 Active
US8471328B2 Non-volatile memory and manufacturing method thereof Electricity 7 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.