| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Argentina | 1 | |
| #2 | Australia | 1 | |
| #3 | Brazil | 1 | |
| #4 | Canada | 1 | |
| #5 | Czechoslovakia | 1 | |
| #6 | German Democratic Republic | 1 | |
| #7 | Germany | 1 | |
| #8 | France | 1 | |
| #9 | United Kingdom | 1 | |
| #10 | Italy | 1 | |
| #11 | Poland | 1 | |
| #12 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Organic fine chemistry | |
| #2 | Basic materials chemistry | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Acyclic or carbocyclic compounds | |
| #3 | Purifying gas composition |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stephens Frank M Jr | 1 |
| #2 | Stephens Frank M | 1 |
| #3 | Stephens Jun Frank M | 1 |
| #4 | Stephens F | 1 |
| #5 | Stephens Frank Moe | 1 |
| #6 | Stevens F | 1 |
| #7 | Stephens Jun Frank Moe | 1 |