| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Audio-visual technology | |
| #3 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Cameras | |
| #2 | Television | |
| #3 | Optical systems | |
| #4 | Nonlinear optics | |
| #5 | Devices using light amplification | |
| #6 | Display controls | |
| #7 | Non-portable lighting devices | |
| #8 | Lighting device details |
| # | Name | Total Patents |
|---|---|---|
| #1 | Katou Atsushi | 13 |
| #2 | Osaka Akihiro | 1 |
| #3 | Saitou Hiroyuki | 1 |
| #4 | Utsunomiya Motoyasu | 1 |
| #5 | Matsubara Masateru | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2012019788A1 | Projector and illumination apparatus for same | |
| US2012224146A1 | Illumination device and projection type display device using the same | |
| US2012147330A1 | Illuminating device and projection display device using the same | |
| US2011199587A1 | Projector having a light transmitting window movably disposed in-front of the zoom lens and a control method for the same |