| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 3 | |
| #2 | Canada | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Republic of Korea | 1 | |
| #5 | Taiwan | 1 | |
| #6 | United States | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Pharmaceuticals | |
| #2 | Medical technology | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Therapeutic chemical compounds | |
| #3 | Medical preparations | |
| #4 | Diagnosis and surgery | |
| #5 | Implantable devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Itoh Seiji | 8 |
| #2 | Mukai Katsuhiko | 6 |
| #3 | Kita Kiyoshi | 5 |
| #4 | Ishii Yasuo | 5 |
| #5 | Ito Seiji | 2 |
| Publication | Filing date | Title |
|---|---|---|
| TW422696B | Ophthalmic composition containing active vitamin D | |
| JPH07275287A | Cornea surface imbibing means cooling method and instrument therefor | |
| JPH06105865A | Water absorptive tool for corneal surface | |
| JPS5482724A | Pressure reducing valve |