Class F21K : LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
Subclass 5/16: Light sources using charges of combustible material, e.g. illuminating flash devices (explosive or thermic compositions C06B; fireworks F42B 4/00; photographic flash units G03B 15/03) Charge ignition electrical (circuit arrangements H05B 43/02)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12085837 | Adaptor device, imaging apparatus, and method for controlling same | Jul 14, 22 | Sep 10, 24 | CANON KABUSHIKI KAISHA |
| 9992425 | Image pickup system that performs light emission control, light emission device, light emission control method, and storage medium | Mar 31, 17 | Jun 05, 18 | CANON KABUSHIKI KAISHA |
| 9986141 | Extension photoflash light and camera system using the same | Mar 31, 17 | May 29, 18 | Not available |
| 9602707 | External photographic wireless communication device | Jan 04, 16 | Mar 21, 17 | Lab Partners Associates, Inc. |
| 9250499 | TTL photographic wireless communication system and method with exposure compensation value transfer to a remote lighting device | Aug 28, 14 | Feb 02, 16 | Lab Partners Associates, Inc. |
| 9008497 | Image pickup apparatus and control method therefor | May 16, 11 | Apr 14, 15 | CANON KABUSHIKI KAISHA |
| Upgrade to the Professional Level to view Top Owners for this Subclass.Learn More |
|---|
