| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Canada | 2 | |
| #3 | Germany | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Italy | 1 | |
| #6 | Japan | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 | |
| #8 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Machines | |
| #3 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Chemical or physical processes | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Separation | |
| #5 | Non-metallic elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pedersen George C | 10 |
| #2 | George C Pedersen | 1 |
| #3 | Jiyooji Shii Piidaasen | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4929398A | Tower packing cartridge | |
| US4022596A | Porous packing and separator medium | |
| US3923618A | Method for producing hydrazine | |
| US3875033A | Methods for producing anhydrous hydrazine |