Y10T 29/49382
Helically finned
Y10T29/49382 (Helically finned) appears on 99 US grants and 32 published applications in this corpus.
Search patents in Y10T- Granted patents
- 99
- Published applications
- 32
- Assignees
- 60
- Inventors
- 160
- Latest grant
- 20 Nov 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 8 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 6 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 6 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 2 |
| 2003 | 1 | 4 |
| 2004 | 3 | 3 |
| 2005 | 5 | 3 |
| 2006 | 0 | 4 |
| 2007 | 2 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 3 |
| 2010 | 1 | 3 |
| 2011 | 1 | 2 |
| 2012 | 2 | 3 |
| 2013 | 1 | 0 |
| 2014 | 2 | 1 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Heat exchanger with multiple flow tubes for fluid circulation20 Nov 2018US 10,132,570 B2
- Method of producing a heat exchanger tube4 Aug 2015US 9,097,471 B2Wieland-Werke AG
- Finned tube for evaporation and condensation26 May 2015US 9,038,710 B2Wieland-Werke AG
- Heat exchanger tube and method for producing it2 Dec 2014US 8,899,308 B2Wieland-Werke AG
- Method of manufacture through the welding of finned tubes with cooled guide discs onto a tubular body set into rotational motion27 May 2014US 8,732,951 B2
- Method and apparatus for making fin tube20 May 2021US 2021/0146419 A1
- Heat exchanger with multiple flow tubes for fluid circulation20 Apr 2017US 2017/0108279 A1
- Heat exchanger tube and method for producing it18 Dec 2014US 2014/0366375 A1Wieland-Werke AG
- Tube Type Heat Exchanger and Manufacturing Method of the Same27 Dec 2012US 2012/0325443 A1Sumitomo Heavy Industries Process Equipment Co., Ltd.
- Heat exchanger28 Jun 2012US 2012/0160465 A1
Most cited
By later US patents
- Heat transfer tube having internal ridges, and method of making same84US 4,660,630 AWolverine Tube, Inc. · 1987
- High performance heat transfer surface for high pressure refrigerants48US 5,054,548 ACarrier Corporation · 1991
- Motionless mixer44US 4,111,402 AChemineer, Inc. · 1978
- Heat transfer tube for single phase flow38US 4,690,211 AHitachi Cable, Ltd. · 1987
- Method of manufacturing a high performance heat transfer tube30US 4,425,696 ACarrier Corporation · 1984