| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | France | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | Switzerland | 1 | |
| #5 | Germany | 1 | |
| #6 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Organic fine chemistry | |
| #2 | Chemical engineering | |
| #3 | Basic materials chemistry | |
| #4 | Electrical machinery and energy | |
| #5 | Machines | |
| #6 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dillman Edward E | 5 |
| #2 | Dan Ringo | 5 |
| #3 | Boston Farwell C | 3 |
| #4 | Ringo Dan | 3 |
| #5 | Boston Farwell Carter | 2 |
| #6 | Dillman Edward Elias | 2 |
| #7 | Elias Dillman Edward | 1 |
| #8 | Farwell Carter Boston | 1 |
| #9 | Edward Elias Dillman | 1 |
| #10 | Houston Tex | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1001450A | Separation of close boiling components by adsorption | |
| GB970567A | Adsorption process | |
| US3085380A | Adsorption process | |
| US3086065A | Separation of close boiling components | |
| US3040592A | Valve actuating mechanism | |
| US2919764A | Adsorption system | |
| US2919766A | Absorption-adsorption method |