Y10S 165/449
Vertically stacked conduits
Y10S165/449 (Vertically stacked conduits) appears on 7 US grants and 0 published applications in this corpus.
Search patents in Y10S- Granted patents
- 7
- Published applications
- 0
- Assignees
- 2
- Inventors
- 5
- Latest grant
- 2 Feb 1988
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Heat exchanger2 Feb 1988US 4,722,388 A
- Coaxial heat exchanger and method for constructing a heat exchanger17 Mar 1981US 4,256,178 AMaschinenfabrik Augsburg-Nurnberg Aktiengesellschaft
- Heat exchanger with juxtaposed elements23 Dec 1980US 4,240,501 A
- Recuperator structures and method of making same3 Jan 1978US 4,066,120 AOwens-Illinois, Inc.
- Recuperator structures20 Sep 1977US 4,049,049 AOwens-Illinois, Inc.
No published applications in this class yet.
Most cited
By later US patents
- Recuperator structures and method of making same9US 4,066,120 AOwens-Illinois, Inc. · 1978
- Coaxial heat exchanger and method for constructing a heat exchanger8US 4,256,178 AMaschinenfabrik Augsburg-Nurnberg Aktiengesellschaft · 1981
- Recuperator structures5US 4,034,805 AOwens-Illinois, Inc. · 1977
- Recuperator structures4US 4,049,049 AOwens-Illinois, Inc. · 1977
- Recuperator structures4US 4,049,050 AOwens-Illinois, Inc. · 1977