PHOTON KINETICS, INC.
12Patents
2Active
12Granted
35Portfolio score
Filing activity: Mar 28, 1989 → Mar 5, 2015 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5539560A | Optical router with optical control | Electricity | 25 | Expired |
| US4960989A | Optical time domain reflectometer having a receiver with selectively controlled gain | Physics | 21 | Expired |
| US5589933A | Optical fiber test instrument with mechanically positioned attenuator | Physics | 13 | Expired |
| US5127725A | Method and apparatus for testing multiple optical fibers | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5140167A | Method and apparatus for determining cleave end angle of an optical fiber | Physics | 8 | Expired |
| US5400420A | Method and apparatus for applying a nanoliter quantity of liquid to a target object without solid contact | Physics | 5 | Expired |
| US5508802A | Method and apparatus for applying a nanoliter quantity of liquid to a target object without solid contact | Physics | 5 | Expired |
| US5375179A | Method and apparatus for coupling optical fibers comprises digitizing the image of fields of view | Physics | 4 | Expired |
| US5133113A | Clamp for an elongate member | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8395763B2 | Method of testing a passive optical element | Physics | 2 | Active |
| US7110657B1 | Method of measuring circularity of an optical fiber | Physics | 1 | Expired |
| US9389140B1 | Systems and methods for testing optical fiber | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.