| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Textiles and paper | |
| #3 | Measurement | |
| #4 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Optical systems | |
| #2 | Typewriters | |
| #3 | Electrography | |
| #4 | Radio navigation | |
| #5 | Television | |
| #6 | Measuring light | |
| #7 | Measuring distances |
| # | Name | Total Patents |
|---|---|---|
| #1 | Itami Yukio | 13 |
| #2 | Miyatake Naoki | 4 |
| #3 | Hayashi Yoshinori | 3 |
| #4 | Nakamura Tadashi | 3 |
| #5 | Yokoyama Yukihisa | 3 |
| #6 | Nakajima Tomohiro | 2 |
| #7 | Imai Shigeaki | 2 |
| #8 | Watanabe Naoto | 2 |
| #9 | Tsuchiya Satoshi | 1 |
| #10 | Aoki Magane | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2014204166A1 | Optical scanning apparatus and image forming apparatus utilizing a rotational polygon mirror | |
| US2006061847A1 | Light deflector, method of manufacturing the same, optical scanning device, and image-forming apparatus |