OPTOELECTRONICS CO., LTD.
66Patents
47Active
66Granted
49Portfolio score
Filing activity: Sep 21, 1994 → Aug 9, 2022 · 20 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9286497B2 | Image reading device capable of producing illumination including a continuous, low-intensity level illumination component and one or more pulsed, high-intensity level illumination components | Physics | 26 | Active |
| USD558206S1 | Handheld scanner | General | 24 | Expired |
| US5710710A | Frequency counter with reduced false correlations | Physics | 20 | Expired |
| US8864035B2 | Optical information reader and optical information reading method | Physics | 16 | Active |
| US6891182B2 | Apparatus for automatically detecting size to be detected and automatic analyzer using the same | Physics | 16 | Expired |
| US5471402A | Frequency counter | Physics | 11 | Expired |
| USD550674S1 | Handheld scanner | General | 10 | Expired |
| USD735197S1 | Optical information reader | General | 8 | Active |
| US7306154B2 | Barcode scanning system with a compensation circuit | Physics | 8 | Expired |
| US7311262B2 | Method of decoding a symbol with a low contrast | Physics | 6 | Expired |
| US7420721B2 | Oscillation scan mirror with magnetic retaining force acting between the holder and shaft to prevent relative tilt between shaft and bearings | Physics | 6 | Expired |
| US7389926B2 | Camera module and method of assembling same | Physics | 5 | Expired |
| US9378402B2 | Optical information reader and illuminating method | Physics | 5 | Active |
| US8517270B2 | Optical assembly and optical-information-reading device | Electricity | 5 | Active |
| US7273178B2 | Compact scan engine disposed within a scanner housing | Physics | 5 | Expired |
| US6945462B2 | Optical information reading apparatus | Physics | 4 | Expired |
| US8439266B2 | Optical-information-reading apparatus | Physics | 4 | Active |
| US7376324B2 | Fiber tray | Physics | 4 | Active |
| US7206109B2 | Module for optical information reader | Physics | 4 | Expired |
| US7526130B2 | Signal processing in barcode reading with a wavelet transformation | Physics | 3 | Active |
| US7680161B2 | Temperature compensated laser focusing optics | Electricity | 3 | Expired |
| US7401738B2 | Apparatus for reading a color symbol | Physics | 2 | Active |
| US7124957B2 | Apparatus for reading a color symbol | Physics | 2 | Expired |
| US9633245B2 | Optical information reading device | Physics | 2 | Active |
| US7483194B2 | Module for optical information reader | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.