| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | Japan | 4 | |
| #3 | United States | 3 | |
| #4 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Special information storage | |
| #2 | Unspecified technologies | |
| #3 | Producing goods from plastic | |
| #4 | Shaping of plastics | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Muchnik Boris J | 8 |
| #2 | Borisu Jiee Matsuchiniku | 4 |
| #3 | Spong Fred W | 4 |
| #4 | Furetsudo Daburiyu Supongu | 2 |
| #5 | Fischer Bernd F | 1 |
| #6 | Smith Christopher A | 1 |
| #7 | Fischer Bernd Dr | 1 |
| #8 | Robertson Iii Frank H | 1 |
| #9 | Kurisutofuaa Ei Sumisu | 1 |
| #10 | Berunto Fuitsushiyaa | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0316615A1 | Amorphous magnetooptical recording material | |
| EP0293797A2 | Magneto-optical recording disk | |
| US4861671A | Magneto-optic recording media with protective layer | |
| US4877666A | Magneto-optic substrates | |
| JPS6435745A | Recording structure composed of magneto-optical recording layer and magnetic recording layer and apparatus and method for recording and reading data | |
| US4694358A | Magneto-optic recording structure and method |