| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | Canada | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Norway | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | New Zealand | 1 | |
| #7 | United States | 1 | |
| #8 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Chemical engineering | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Fiber treatments | |
| #2 | Water treatment | |
| #3 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kato Hiroya | 13 |
| Publication | Filing date | Title |
|---|---|---|
| AU3172293A | Filter medium and filter which use animal fibers | |
| ZA9209960B | Method for improving an animal fiber. | |
| AU1884792A | Method of modifying animal fiber |