F05C 2225/10
Polyimides
Official title: Polyimides, e.g. Aurum
F05C2225/10 (Polyimides) appears on 28 US grants and 33 published applications in this corpus.
Search patents in F05C- Granted patents
- 28
- Published applications
- 33
- Assignees
- 34
- Inventors
- 98
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 5 |
| 2006 | 1 | 0 |
| 2007 | 1 | 3 |
| 2008 | 1 | 3 |
| 2009 | 3 | 1 |
| 2010 | 3 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 1 | 2 |
| 2014 | 2 | 4 |
| 2015 | 0 | 2 |
| 2016 | 4 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Eccentric screw pump with weakening recesses in the power train27 Jan 2026US 12,535,070 B2NETZSCH Pumpen & Systeme GmbH
- Screw rotor and method for manufacturing such screw rotor29 Oct 2024US 12,129,850 B2Atlas Copco Airpower, Naamloze Vennootschap
- Stators for downhole motors, methods for fabricating the same, and downhole motors incorporating the same19 Mar 2019US 10,233,926 B2Schlumberger Technology Corporation
- Oil-free screw compressor coated with a base resin, a solid lubricant and a heat-resistant additive17 Apr 2018US 9,944,880 B2Hitachi Industrial Equipment Systems Co., Ltd.
- Scroll compressor27 Sep 2016US 9,453,509 B2Taiho Kogyo Co., Ltd.
- Eccentric screw pump18 Sep 2025US 2025/0290508 A1NETZSCH Pumpen & Systeme GmbH
- Eccentric screw pump9 Jan 2025US 2025/0012276 A1NETZSCH Pumpen & Systeme GmbH
- Screw rotor and method for manufacturing such screw rotor28 Apr 2022US 2022/0128054 A1Atlas Copco Airpower, Naamloze Vennootschap
- Rotary vane vacuum pump5 Mar 2020US 2020/0072215 A1Pfeiffer Vacuum GmbH
- Polymeric composite insert component for a scroll compressor13 Jun 2019US 2019/0178250 A1
Most cited
By later US patents
- Power generation system including multiple motors/generators96US 7,675,189 B2Baseload Energy, Inc. · 2010
- Methods and apparatus for producing wind energy with reduced wind turbine noise60US 7,637,721 B2General Electric Company · 2009
- Multiple axis rotary compressor48US 5,304,043 AAvMed Compressor Corporation · 1994
- Method of manufacturing a micro injecting device17US 6,284,436 B1Samsung Electronics Co., Ltd. · 2001
- Stators for downwhole motors, methods for fabricating the same, and downhole motors incorporating the same12US 8,777,598 B2Schlumberger Technology Corporation · 2014