Test Research, Inc.
30Patents
30Active
30Granted
55Portfolio score
Filing activity: May 2, 2007 → Jul 14, 2021 · 7 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8077827B2 | Method for thickness calibration and measuring thickness of material | Physics | 6 | Active |
| US9019351B2 | Three-dimensional image measuring apparatus | Electricity | 5 | Active |
| US7529336B2 | System and method for laminography inspection | Physics | 3 | Active |
| US8179143B2 | Apparatus for testing printed circuit and method therefor | Physics | 3 | Active |
| US7855567B2 | Electronic device testing system and method | Physics | 3 | Active |
| US7612568B2 | Open-circuit testing system and method | Physics | 2 | Active |
| US7702982B2 | Electronic device testing system and method | Physics | 2 | Active |
| US9423246B2 | Three-dimensional measurement system | Physics | 2 | Active |
| US9015541B2 | Device and method for performing timing analysis | Physics | 1 | Active |
| US9485491B2 | Optical system | Physics | 1 | Active |
| US10841561B2 | Apparatus and method for three-dimensional inspection | Electricity | 1 | Active |
| US9686517B2 | Optical system and image compensating method of optical apparatus | Physics | 1 | Active |
| US8350575B2 | Electrical connection defect detection system and method | Physics | 1 | Active |
| US8324908B2 | Electrical connection defect detection device | Physics | 1 | Active |
| US11067623B2 | Test system and method of operating the same | Physics | 1 | Active |
| US9420235B2 | Measuring system for a 3D object | Physics | 1 | Active |
| US9791387B2 | Inspection system and method for controlling the same | Physics | 1 | Active |
| US9140755B2 | Testing apparatus with backdriving protection function | Electricity | 1 | Active |
| US10438340B2 | Automatic optical inspection system and operating method thereof | Physics | 1 | Active |
| US10156606B2 | Multi-chassis test device and test signal transmission apparatus of the same | Physics | 1 | Active |
| US8843357B2 | Electrical connection defect simulation test method and system of the same | Physics | 0 | Active |
| US9423242B2 | Board-warping measuring apparatus and board-warping measuring method thereof | Physics | 0 | Active |
| US10600174B2 | Optical inspection apparatus | Physics | 0 | Active |
| US10139454B2 | Test device and alternating current power detection method of the same | Physics | 0 | Active |
| US8767900B2 | Signal transition detection circuit and method of the same | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.