F05C 2203/0882
Carbon
Official title: Carbon, e.g. graphite
F05C2203/0882 (Carbon) appears on 133 US grants and 40 published applications in this corpus.
Search patents in F05C- Granted patents
- 133
- Published applications
- 40
- Assignees
- 98
- Inventors
- 277
- Latest grant
- 12 Nov 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 3 |
| 2004 | 2 | 2 |
| 2005 | 2 | 4 |
| 2006 | 1 | 2 |
| 2007 | 3 | 5 |
| 2008 | 3 | 2 |
| 2009 | 2 | 3 |
| 2010 | 5 | 6 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 3 |
| 2017 | 1 | 1 |
| 2018 | 3 | 2 |
| 2019 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Lubricating coating composition and compressor including the same12 Nov 2019US 10,472,586 B2Hanon Systems
- Pump with wear-resistant barrel and plunger having coating support27 Aug 2019US 10,393,111 B2Caterpillar Inc.
- Lubricating coating composition and compressor including the same17 Apr 2018US 9,944,884 B2Hanon Systems
- Pump with plunger having tribological coating6 Mar 2018US 9,909,582 B2Caterpillar Inc.
- Rotary compressor having vane that has diamond-like carbon layer13 Feb 2018US 9,890,786 B2Fujitsu General Limited
- Sliding member and swash plate compressor2 Aug 2018US 2018/0216608 A1Taiho Kogyo Co., Ltd.
- Lubricating coating composition and compressor including the same19 Jul 2018US 2018/0201869 A1Hanon Systems
- Pump with wear-resistant barrel and plunger having coating support6 Apr 2017US 2017/0096998 A1Caterpillar Inc.
- Pump with plunger having tribological coating4 Aug 2016US 2016/0222959 A1Caterpillar Inc.
- Rotary compressor19 May 2016US 2016/0138593 A1Fujitsu General Limited
Most cited
By later US patents
- Differential surface roughness dynamic seals and bearings46US 4,834,400 AUniversity of New Mexico · 1989
- Piston-Cylinder assembly of an internal combustion engine45US 5,560,283 AMahle GmbH · 1996
- Pumps with floating wrist pins40US 4,381,179 ALear Siegler, Inc. · 1983
- Gas lubricated piston ring assembly37US 4,681,326 ACummins Engine Company, Inc. · 1987
- Composite piston33US 4,306,489 AExxon Research & Engineering Co. · 1981