F05C 2201/0457
Cemented steel
F05C2201/0457 (Cemented steel) appears on 21 US grants and 3 published applications in this corpus.
Search patents in F05C- Granted patents
- 21
- Published applications
- 3
- Assignees
- 13
- Inventors
- 49
- Latest grant
- 15 Jun 2010
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 0 |
| 2010 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Compressor with continuously inclined surface15 Jun 2010US 7,736,138 B2Sanyo Electric Co., Ltd.
- Rotary type compressor having an intermediate pressure on a surface side of its compression member1 Sep 2009US 7,581,937 B2Sanyo Electric Co., Ltd.
- Shaft seal for rotary type compressor27 Jan 2009US 7,481,635 B2Sanyo Electric Co., Ltd.
- Swash plate of swash plate compressor and combination of swash plate with shoes2 Mar 1999US 5,875,702 ATaiho Kogyo Co., Ltd.
- Wobble plate compressor with swash plate guide member24 Nov 1998US 5,839,347 AZexel Corporation
Most cited
By later US patents
- Rotary compressor having oxidizing and nitriding surface treatment39US 4,944,663 AHitachi, Ltd. · 1990
- Swash plate type compressor shoe29US 4,662,267 AKabushiki Kaisha Toyoda Jidoshokki Seisakusho · 1987
- Swash plate of swash plate compressor and combination of swash plate with shoes25US 5,875,702 ATaiho Kogyo Co., Ltd. · 1999
- Wobble plate compressor with swash plate guide member24US 5,839,347 AZexel Corporation · 1998
- Swash plate type compressor having a center cavity in surface of piston shoe21US 4,641,570 AKabushiki Kaisha Toyoda Jidoshokki Seisakusho · 1987