Class F15B : SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
Subclass 1/00: Installations or systems with accumulators; Supply reservoir or sump assemblies
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12036587 | Pig pumping unit | Feb 03, 23 | Jul 16, 24 | Not available |
| 11821442 | Hydraulic energy handling system, a hydraulic parallel hybrid driveline and a working machine | Oct 18, 18 | Nov 21, 23 | Volvo Construction Equipment AB |
| 11536299 | Methods and hydraulic apparatus | Sep 30, 20 | Dec 27, 22 | Not available |
| 11396893 | Tank for a hydraulic unit | Oct 15, 19 | Jul 26, 22 | Robert Bosch GmbH |
| 11154917 | Pig pumping unit | Sep 01, 17 | Oct 26, 21 | Not available |
| 10995877 | Fluid valve and opening motion promoting device | Dec 19, 18 | May 04, 21 | Nabtesco Corporation |
| 10876649 | Manufacture of remote control stations for use to operate actuators on a valve assembly | Jul 19, 18 | Dec 29, 20 | Dresser, LLC |
| 10738898 | Switching valve | Jan 30, 18 | Aug 11, 20 | Fujikin Incorporated |
| 10309543 | Edgeless valve spool design with variable clearance | Sep 13, 16 | Jun 04, 19 | Caterpillar Inc. |
| 10233897 | Potential energy store with seal | Feb 24, 15 | Mar 19, 19 | Heindl Energy GmbH |
| 10125564 | Accumulator system for use with coiled tubing and wirelining operations | Jan 27, 16 | Nov 13, 18 | Not available |
| 10082157 | Through wall connector for a multi-chamber pressure vessel | May 27, 15 | Sep 25, 18 | Flexcon Industries Inc. |
| 10030810 | Pin bracket and valve assembly employing the same | Sep 16, 15 | Jul 24, 18 | Ford Global Technologies LLC |
| 9915056 | Liquid-pressure drive system and construction machine including same | Nov 19, 13 | Mar 13, 18 | KABUSHIKI KAISHA KCM |
| 9663738 | Pneumatic conveying dryer for carbon fuel | Dec 26, 13 | May 30, 17 | SK ENERGY CO., LTD., SK INNOVATION CO., LTD., |
| 9611950 | Electrohydraulic valve calibration system and method | Apr 01, 15 | Apr 04, 17 | DEERE & COMPANY |
| 9328744 | Hydraulic control system having swing energy recovery | Dec 18, 12 | May 03, 16 | CATERPILLAR INC. |
| 9243558 | Compressed air energy storage | Mar 13, 12 | Jan 26, 16 | StorWatts, Inc. |
| 9013036 | Sealing member and electronic device using the same | Sep 11, 13 | Apr 21, 15 | WISTRON CORPORATION |
| 8919112 | Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange | Aug 14, 13 | Dec 30, 14 | LIGHTSAIL ENERGY, INC. |
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