YOUNGTEK ELECTRONICS CORPORATION
25Patents
19Active
25Granted
60Portfolio score
Filing activity: Jan 5, 1998 → Aug 29, 2021 · 9 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8031930B2 | Testing system and testing method for inspecting electonic devices | Physics | 58 | Active |
| US7253028B2 | Image sensor packaging method and structure thereof | Electricity | 5 | Expired |
| US6423906B2 | Surface mount package for long lead devices | Electricity | 4 | Expired |
| US8519458B2 | Light-emitting element detection and classification device | Physics | 3 | Active |
| US6320452A | Floating power supply using dual npn transistor | Physics | 2 | Expired |
| US5903584A | Laser diode package | Electricity | 2 | Expired |
| US7379171B2 | Optical object distance simulation device | Physics | 1 | Active |
| US8710387B2 | LED package chip classification system | Physics | 1 | Active |
| US7489251B2 | Real-time tracing, transmitting and analyzing system for flight animals | Human Necessities | 1 | Active |
| US11145565B2 | Method of fabricating a chip package module with improve heat dissipation effect | Electricity | 1 | Active |
| US7256603B1 | Apparatus for measuring the static parameters of integrated circuits | Physics | 1 | Active |
| US7391365B2 | Micro-tracking device for tracing action track of animals and method for using the same | Electricity | 1 | Active |
| US7329028B2 | Uniform light generating system for adjusting output brightness and method of using the same | Emerging Cross-Sectional Technologies | 1 | Active |
| US8686310B2 | Packaged chip detection and classification device | Physics | 1 | Active |
| US8107720B2 | Detection system for detecting appearances of many electronic elements and methods of using the same | Physics | 1 | Active |
| US8873920B2 | Light-guiding cover structure | Physics | 1 | Active |
| US7898663B2 | Uniform light generating system for testing an image-sensing device and method of using the same | Physics | 0 | Active |
| US7163829B2 | Method of integration testing for packaged electronic components | Physics | 0 | Expired |
| US8421884B2 | GPS device with a display function and method for using the same | Electricity | 0 | Active |
| US8525524B2 | Multi-track detection system for detecting the appearance of electronic elements | Physics | 0 | Active |
| US11809262B2 | Power adjustment circuit, adjustable power supply system and adjustable power supply method | Emerging Cross-Sectional Technologies | 0 | Active |
| US7800841B2 | Optical object distance simulation device for reducing total optical path | Physics | 0 | Active |
| US7062697B2 | Pre-stored digital word generator | Physics | 0 | Expired |
| US9029725B2 | Packaged chip detection and classification device | Physics | 0 | Active |
| US11531065B2 | Multi-channel timing calibration device and method | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.