| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Canada | 3 | |
| #3 | United Kingdom | 2 | |
| #4 | Germany | 1 | |
| #5 | Japan | 1 | |
| #6 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Servomotors | |
| #2 | Pipes | |
| #3 | Pistons and sealings | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Loukonen Ernest W | 8 |
| #2 | Loukonen Ernest William | 2 |
| #3 | Aanisuto Daburiyuu Raukounen | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4442866A | Sliding separator for pulsating lines | |
| JPS55107180A | Liquid pressure responsing device in hydropressure system | |
| US4209041A | Fluid pressure responsive accessory equipment | |
| US3893485A | Pulsation dampener | |
| US2563257A | Pulsation absorber | |
| CA457604A | Pulsation absorber |