| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | Japan | 3 | |
| #3 | United States | 2 | |
| #4 | Australia | 1 | |
| #5 | Canada | 1 | |
| #6 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Pharmaceuticals | |
| #2 | Chemical engineering | |
| #3 | Biotechnology | |
| #4 | Organic fine chemistry | |
| #5 | Machines | |
| #6 | Computer technology | |
| #7 | Measurement | |
| #8 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pyle Ruth H | 3 |
| #2 | Silvestri Loui J | 3 |
| #3 | Hudson Derek | 3 |
| #4 | Pyle H Ruth | 2 |
| #5 | Silvestri Louis J | 2 |
| #6 | Robaato Shii Deiin Jiyunia | 1 |
| #7 | Furetsudo Ii Renie | 1 |
| #8 | Kaaruton Eichi Pooru | 1 |
| #9 | Jieimuzu Emu Kouru | 1 |
| #10 | Raseru Eru Kiin Jiyunia | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5126147A | Sustained release dosage form | |
| US4990336A | Sustained release dosage form |