| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 3 | |
| #2 | Canada | 2 | |
| #3 | China | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Object sterilising |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nakagawa Tokuzo | 9 |
| #2 | Kondoh Kazuo | 6 |
| #3 | Yui Tooru | 6 |
| #4 | Kondo Kazuo | 2 |
| #5 | Yui Toru | 2 |
| #6 | Kazuo Shinto | 2 |
| #7 | Kyo Aburai | 2 |
| #8 | Tokusan Nakagawa | 2 |
| Publication | Filing date | Title |
|---|---|---|
| JPH09122227A | Medical material and manufacture thereof | |
| JPH09122225A | Raw membrane material for medical material and manufacture thereof | |
| JPH07213597A | Twisted yarn of purified collagen-like substance, formed body of twisted yarn and their manufacture |