Inventor · Taipei, TW

Tong Chen

53Patents
8h-index
82Co-inventors
81Inventor score

Filing activity: Aug 19, 1996 → May 25, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6928317B2 Heart rate transmitter Human Necessities 18 Expired
US11157113B2 Self-mixing interference based sensors for characterizing touch input Electricity 17 Active
US11243068B1 Configuration and operation of array of self-mixing interferometry sensors Electricity 16 Active
US10824275B2 Waveguide-based interferometric multi-point/distributed force and touch sensors Physics 14 Active
US11150332B1 Self-calibrating optical transceiver system with reduced crosstalk sensitivity for through-display proximity sensing Physics 13 Active
US5778880A Heart beat transmitter Emerging Cross-Sectional Technologies 12 Expired
US11156456B2 Optical proximity sensor integrated into a camera module for an electronic device Physics 10 Active
US11557102B2 Methods for manipulating objects in an environment Physics 8 Active
US11409365B2 Self-mixing interferometry-based gesture input system including a wearable or handheld device Physics 7 Active
US10700780B2 Systems and methods for adjusting movable lenses in directional free-space optical communication systems for portable electronic devices Electricity 7 Active
US11029442B2 Self-mixing optical proximity sensors for electronic devices Electricity 7 Active
US6213954A Pulse meter Performing Operations; Transporting 6 Expired
US8060191B2 Wireless cardiogram signal diagnostic instrument Human Necessities 4 Active
US11614806B1 Input device with self-mixing interferometry sensors Physics 3 Active
US11067884B2 Through-display optical transmission, reception, or sensing through micro-optic elements Electricity 3 Active
US10705347B2 Wafer-level high aspect ratio beam shaping Mechanical Engineering; Lighting; Heating 3 Active
US10523318B2 Device awareness in line-of-sight optical communication systems Electricity 3 Active
US11201669B2 Systems and methods for adjusting movable lenses in directional free-space optical communication systems for portable electronic devices Electricity 3 Active
US11460293B2 Surface quality sensing using self-mixing interferometry Physics 3 Active
US11629948B2 Optical interferometry proximity sensor with optical path extender Physics 2 Active
US10627961B2 Waveguide-based interferometric multi-point/distributed force and touch sensors Physics 2 Active
US11543235B2 Hybrid interferometric and scatterometric sensing using in-plane sensors Physics 2 Active
US11295664B2 Display-synchronized optical emitters and transceivers Physics 2 Active
US11487859B2 Behind display polarized optical transceiver Emerging Cross-Sectional Technologies 1 Active
US11592873B2 Display stack topologies for under-display optical transceivers Physics 1 Active

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