| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 26 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Audio-visual technology | |
| #3 | Electrical machinery and energy | |
| #4 | Textiles and paper | |
| #5 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Optical systems | |
| #2 | Cameras | |
| #3 | Television | |
| #4 | Typewriters | |
| #5 | Special light sources | |
| #6 | Devices using light amplification | |
| #7 | Electrography | |
| #8 | Vehicle transmission mounting | |
| #9 | Semiconductor light sources |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tatsuno Hibiki | 26 |
| #2 | Shibayama Yasuyuki | 6 |
| #3 | Nishina Kiichiro | 6 |
| #4 | Hirakawa Makoto | 6 |
| #5 | Osaka Takanobu | 6 |
| #6 | Ichii Daisuke | 3 |
| #7 | Arai Nobuyuki | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2014126045A1 | Magnification optical system | |
| US2013070217A1 | Projection optical system and image display apparatus | |
| US2008180774A1 | Image reading apparatus to illuminate light on an original document with an optical member having four planes positioned such that the light incident side is smaller in size than the light exit side |