Scantron Corporation
10Patents
5Active
10Granted
42Portfolio score
Filing activity: Oct 9, 1974 → May 27, 2016 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5085587A | Scannable form and system | Physics | 113 | Expired |
| USD519156S1 | Scannable form | General | 13 | Expired |
| US4514622A | Method and apparatus for identification of objects | Physics | 10 | Expired |
| US8358964B2 | Methods and systems for collecting responses | Physics | 10 | Active |
| US7298901B2 | Scannable form and system | Physics | 5 | Expired |
| US3943642A | Trim marks of equilateral triangular shape | Physics | 2 | Expired |
| US8718535B2 | Data collection and transfer techniques for scannable forms | Physics | 2 | Active |
| US9800753B1 | Data buffering and interleaved transmission of scanned data | Electricity | 1 | Active |
| US9828204B1 | Interface housings to couple a scanner and a sheet stacker | Performing Operations; Transporting | 0 | Active |
| US10176411B2 | Single-pass imaging and optical mark recognition scanning | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.