| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | Canada | 3 | |
| #3 | United States | 3 | |
| #4 | Germany | 2 | |
| #5 | Mexico | 2 | |
| #6 | France | 1 | |
| #7 | Hong Kong | 1 | |
| #8 | India | 1 | |
| #9 | Italy | 1 | |
| #10 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Cameras | |
| #2 | Optical systems | |
| #3 | Special information storage |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ciupke Werner W | 5 |
| #2 | Ciupke Werner Walter | 4 |
| #3 | Sherlock Hugh P | 3 |
| #4 | Runyan Steven Richard | 3 |
| #5 | Runyan Steven R | 3 |
| #6 | Sherlock Hugh Paul | 2 |
| #7 | Ciupke W W | 1 |
| #8 | Irvin Ronald D | 1 |
| #9 | Waanaa Uorutaa Chiyuupuke | 1 |
| #10 | Link W T | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA1061615A | Motion picture film cartridge | |
| US4198134A | Film cartridge | |
| GB1507910A | Film cartridge | |
| US4066348A | Cartridge viewer | |
| US3952170A | Miniature apparatus for reproducing sound from a stationary record | |
| GB1470420A | Combination viewer and projector |