| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | United Kingdom | 1 | |
| #3 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Audio-visual technology | |
| #3 | Measurement | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Optical systems | |
| #2 | Television | |
| #3 | Ships | |
| #4 | Cameras | |
| #5 | Analysing materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Matsumura Yoshio | 10 |
| #2 | Iwashita Tsutomu | 2 |
| #3 | Kurioka Yoshiaki | 2 |
| #4 | Yamaguchi Shinji | 2 |
| #5 | Imaoka Takuya | 1 |
| #6 | Watanabe Megumi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2012154524A1 | Zoom Lens System, Imaging Device and Camera | |
| US2011085247A1 | Zoom lens system, imaging device and camera | |
| GB129567A | Improvements in Apparatus for Searching and Locating Subaqueous Matter by way of Sweeping. |