| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 2 | |
| #3 | Australia | 1 | |
| #4 | Denmark | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Finland | 1 | |
| #7 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Analysing materials | |
| #2 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ritacco Robert P | 8 |
| #2 | Hampton Thomas W | 7 |
| #3 | Tarnopolsky Yuri | 3 |
| #4 | Scott Barry L | 1 |
| #5 | Cazer Frederick D | 1 |
| #6 | Strobel Garth E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5104505A | Method and apparatus for electrophoretic separations | |
| US5071547A | Column chromatographic column apparatus with switching capability | |
| US5032247A | Method and apparatus for electrophoretic separations | |
| US4737292A | HPLC column and a column packing method | |
| US4582608A | HPLC column |