| 2022/0282,621 | GEAR WHEEL HAVING AN IMPROVED PROFILE | Jul 30, 20 | Sep 08, 22 | Settima Meccanica S.r.l. |
| 2021/0207,482 | GAS EXPANSION DEVICE AND METHOD FOR EXPANDING GAS | Feb 13, 17 | Jul 08, 21 | Atlas Copco Airpower naamloze vennootschap |
| 2020/0018,167 | SEALING SLEEVE FOR GEARED SHAFT OF GEARMOTOR ASSEMBLY | Sep 23, 19 | Jan 16, 20 | Nidec Motor Corporation |
| 2019/0323,349 | SCREW ROTOR DEVICE | Nov 20, 17 | Oct 24, 19 | Not available |
| 2019/0136,692 | INTERNAL BEARING PLATE FOR GEARMOTOR ASSEMBLY | Dec 27, 18 | May 09, 19 | Nidec Motor Corporation |
| 2015/0361,794 | Shroud For Rotary Engine | Aug 24, 15 | Dec 17, 15 | EXPONENTIAL TECHNOLOGIES, INC. |
| 2015/0354,357 | HYDRAULIC GEAR MOTOR, GEAR PUMP AND GEARBOX WITH CONTINUOUSLY VARIABLE PARAMETERS | Feb 10, 14 | Dec 10, 15 | Not available |
| 2014/0271,314 | Gear Wheel with Profile Capable of Meshing with Semi-Encapsulation in a Geared Hydraulic Apparatus | May 27, 14 | Sep 18, 14 | SETTIMA MECCANICA S.R.L., MORSELLI, MARIO ANTONIO, |
| 2014/0056,745 | FIXED-VANE POSITIVE DISPLACEMENT ROTARY DEVICES | Aug 23, 12 | Feb 27, 14 | MALLEN RESEARCH LIMITED PARTNERSHIP |
| 2013/0251,582 | SCREW SHAFT STRUCTURE FOR DOUBLE-SHAFT EXTRUDER | Mar 30, 12 | Sep 26, 13 | THE JAPAN STEEL WORKS, LTD. |
| 2013/0017,113 | CONTAINED SHAFT SPRING LOAD | Jul 15, 11 | Jan 17, 13 | HAMILTON SUNDSTRAND CORPORATION |
| 2012/0269,668 | Polymeric External Gear Pump for Hot Cooking Oil | Apr 19, 11 | Oct 25, 12 | VIKING PUMP, INC. |
| 2012/0244,027 | PUMP DEVICE | Mar 21, 12 | Sep 27, 12 | YAMADA MANUFACTURING CO., LTD. |
| 2012/0134,865 | ROTARY MECHANISM | Mar 23, 10 | May 31, 12 | ENVIRONMENTAL MANUFACTURING LLP |
| 2012/0103,301 | Rotary valve continuous flow expansible chamber dynamic and positive displacement rotary devices | Oct 26, 11 | May 03, 12 | Not available |
| 2011/0318,209 | Fluid-flow system, device and method | Sep 07, 11 | Dec 29, 11 | BLUE MARBLE ENGINEERING L.L.C. |
| 2011/0259,009 | CLOSED LOOP SCROLL EXPANDER | Jul 11, 11 | Oct 27, 11 | SECCO2 Engines, Inc. |
| 2011/0165,009 | GATE ROTOR AND SCREW COMPRESSOR | Dec 25, 08 | Jul 07, 11 | DAIKIN INDUSTRIES, LTD. |
| 2011/0116,962 | GEARED MOTOR ASSEMBLY | Feb 03, 09 | May 19, 11 | HARMONIC DRIVE SYSTEMS INC. |
| 2010/0300,415 | External Spring Supercharger Bypass Valve | May 27, 09 | Dec 02, 10 | Not available |