PROFOTO AB
15Patents
14Active
15Granted
46Portfolio score
Filing activity: Oct 20, 2008 → Jul 5, 2019 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD614138S1 | Contact device | General | 10 | Expired |
| USD671161S1 | Photo reflector | General | 6 | Active |
| US10044941B2 | Method, transmission unit, system and computer program for wireless communication between a camera and at least one remote flash device | Physics | 5 | Active |
| US9917995B2 | Method, transmission unit, system and computer program for wireless communication between a camera and at least one remote flash device | Physics | 5 | Active |
| US10375315B2 | Method, transmission unit, system and computer program for wireless communication between a camera and at least one remote flash device | Physics | 2 | Active |
| US9426870B2 | Generator for a flash device and a method in a generator for a flash device | Physics | 2 | Active |
| US10455130B2 | Method, transmission unit, system and computer program for wireless communication between a camera and at least one remote flash device | Physics | 2 | Active |
| US9420675B2 | Driver circuit for a flash tube | Electricity | 1 | Active |
| US10349504B2 | Flash generator for a flash tube | Electricity | 1 | Active |
| US10310360B2 | Flash tube providing a flat peak synchronized output | Physics | 0 | Active |
| US10197250B2 | Support ring for mounting of a soft box on a light source | Physics | 0 | Active |
| US10602594B2 | Drive circuit for a flash tube and a method for controlling the drive circuit | Physics | 0 | Active |
| US10085092B2 | Flash head and extension cable with identification electronics and a flash generator | Physics | 0 | Active |
| US10674575B2 | Determination of starting time for flash emitted from flash tube | Physics | 0 | Active |
| US10785835B2 | Flash generator for a flash tube | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.