Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12297826 | Throttle arrangement for piston compressors | — | 2025-05-13 |
| 12209670 | Piston ring for a piston compressor | — | 2025-01-28 |
| 12196316 | Throttle ring | — | 2025-01-14 |
| 11852243 | Method and device for monitoring the condition of a piston rod sealing system of a piston compressor | — | 2023-12-26 |
| 11698062 | Oil wiper packing | — | 2023-07-11 |
| 11193587 | Piston ring for a piston compressor, and piston compressor | — | 2021-12-07 |
| 10364894 | Sealing assembly and method for the operation thereof | Pascal De Lapersonne, Alexandre Voser | 2019-07-30 |
| 10359116 | Dry-running piston rod packing and method for operating a dry-running piston rod packing | — | 2019-07-23 |
| 10077842 | Sealing ring | — | 2018-09-18 |
| 9810175 | Oil scraper ring | — | 2017-11-07 |
| 9234479 | Oil scraper ring | Andreas Allenspach | 2016-01-12 |
| 9133933 | Piston ring | — | 2015-09-15 |
| 8985588 | Seal arrangement | — | 2015-03-24 |
| 7815193 | Dry-running piston rod sealing arrangement, and method for sealing a piston rod using one such arrangement | Georg Samland | 2010-10-19 |
| 6457722 | Sealing element for dry running systems and the use of a sealing element of this kind | — | 2002-10-01 |
| 6378875 | Sealing ring | — | 2002-04-30 |
| 6367808 | Sealing ring for a dry running piston rod | — | 2002-04-09 |
| 6357755 | Sealing elements for dry running piston compressors | — | 2002-03-19 |
| 6322080 | Sealing arrangement | — | 2001-11-27 |
| 6267380 | Choke arrangement and a method for operating said choke arrangement | — | 2001-07-31 |
| 6045135 | Sealing ring disk | — | 2000-04-04 |
| 5347915 | Piston compressor for the oilfree compression of gases | — | 1994-09-20 |