| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 4 | |
| #2 | Germany | 4 | |
| #3 | EPO (European Patent Office) | 4 | |
| #4 | WIPO (World Intellectual Property Organization) | 4 | |
| #5 | Canada | 2 | |
| #6 | United States | 2 | |
| #7 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Materials and metallurgy | |
| #3 | Chemical engineering | |
| #4 | Pharmaceuticals | |
| #5 | Machines | |
| #6 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ewers Rolf | 14 |
| #2 | Kasperk Christian | 11 |
| #3 | Simons Bruno | 9 |
| #4 | Ewers Rolf Prof Dr Dr | 6 |
| #5 | Kirov Gueorgui Nikolov | 4 |
| #6 | Andreev Andrey Ivanov | 4 |
| #7 | Tchakalski Kiril Ranguelov | 4 |
| #8 | Velichkova Velitchka Alexandro | 4 |
| #9 | Ivanov Emil Stoimenov | 4 |
| #10 | Djerov Dimitar Assenov | 4 |
| Publication | Filing date | Title |
|---|---|---|
| EP0984901A1 | Hydroxylapatite gel | |
| EP0412079A1 | Filtering medium for technical filters | |
| KR940005181B1 | Filtering medium for technical filters | |
| WO8910179A1 | Filtering medium for technical filters | |
| AU1701288A | Filtering medium for technical filters | |
| DE3712875A1 | Filter medium for an industrial filter | |
| DE3709897A1 | METHOD FOR PRODUCING A HYDROXYLAPATITE MATERIAL | |
| DE3542744C1 | Porous hydroxyapatite material | |
| DE3538842A1 | Osteosynthesis arrangement for surgery |