ASIA OPTICAL CO., INC.
477Patents
349Active
477Granted
55Portfolio score
Filing activity: Jan 28, 1992 → Oct 16, 2024 · 175 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7324572B2 | Laser driver circuit for burst mode transmission and fabrication method thereof | Electricity | 1,442 | Expired |
| USD493440S1 | Camera mobile phone | General | 82 | Expired |
| USD369367S | Sight scope | General | 50 | Expired |
| USD365858S | Sight scope | General | 47 | Expired |
| US7738083B2 | Distant measurement method and distant measurement system | Physics | 46 | Active |
| USD349510S | Sight scope | General | 44 | Expired |
| US7559169B2 | Firearm aiming and photographing compound apparatus and laser sight | Mechanical Engineering; Lighting; Heating | 44 | Active |
| USD508902S1 | Mobile phone having rotatable camera | General | 44 | Expired |
| USD611848S1 | Laser distance meter | General | 43 | Expired |
| US7471377B2 | Laser distance measuring system with a shutter mechanism | Physics | 40 | Active |
| US7453554B2 | Phase measurement method and application thereof | Physics | 40 | Active |
| USD896837S1 | Display screen with animated icon | General | 34 | Active |
| USD539680S1 | Laser distance meter | General | 28 | Expired |
| USD570234S1 | Laser rangefinder | General | 28 | Expired |
| US5508843A | Sight scope | Physics | 27 | Expired |
| USD524837S1 | Digital camera | General | 26 | Expired |
| USD484900S1 | Binoculars with an image capture device | General | 26 | Expired |
| US5946081A | Method and apparatus for reducing the noise in the receiver of a laser range finder | Physics | 25 | Expired |
| US5615487A | Sight scope | Physics | 24 | Expired |
| US7304727B2 | Laser distance-measuring device | Physics | 23 | Expired |
| US7242462B2 | Speed detection methods and devices | Physics | 22 | Expired |
| US8006430B2 | Universal scope mount for firearm | Mechanical Engineering; Lighting; Heating | 22 | Active |
| US5499456A | Sight scope | Physics | 21 | Expired |
| US6236504A | Method and device for adjusting eye range by means of displacements of prisms and ocular lenses | Physics | 20 | Expired |
| US8196331B2 | Auto light intensity adjustment system | Mechanical Engineering; Lighting; Heating | 20 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.