| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Brazil | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | South Africa | 2 | |
| #6 | China | 1 | |
| #7 | Hong Kong | 1 | |
| #8 | Republic of Korea | 1 | |
| #9 | Mexico | 1 | |
| #10 | New Zealand | 1 | |
| #11 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Foods and drinks | |
| #2 | Pharmaceuticals | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Foods | |
| #2 | Therapeutic chemical compounds | |
| #3 | Special foods | |
| #4 | Medical preparations | |
| #5 | Food proteins | |
| #6 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hudson Susan P | 16 |
| #2 | Hudson Craig J | 14 |
| #3 | Hudson Craig | 2 |
| #4 | Hudson Graig J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2713465A1 | Protein-bound tryptophan food composition | |
| CA2410966A1 | Sexual desire and performance enhancement with protein-bound tryptophan | |
| MXPA02011476A | Tryptophan source from plants and uses therefor. |