Y10S 246/00
Railway switches and signals
Y10S246/00 (Railway switches and signals) appears on 10 US grants and 0 published applications in this corpus.
Search patents in Y10S- Granted patents
- 10
- Published applications
- 0
- Assignees
- 8
- Inventors
- 15
- Latest grant
- 29 May 2001
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Failed bearing indicator29 May 2001US 6,237,877 B1
- Rail mounted scanner26 Aug 1997US 5,660,470 ASouthern Technologies, Inc.
- Process and system for measuring axle and bearing temperatures13 Apr 1993US 5,201,483 AVoest-Alpine Eisenbahnsysteme Gesellschaft m.b.H.
- Device for detecting excessively heated wheel bearings and/or wheel tires7 Nov 1989US 4,878,761 AVoest-Alpine Aktiengesellschaft
- Railroad hot box detector21 Apr 1987US 4,659,043 AServo Corporation of America
No published applications in this class yet.
Most cited
By later US patents
- Railroad hot box detector36US 4,659,043 AServo Corporation of America · 1987
- Rail mounted scanner29US 5,660,470 ASouthern Technologies, Inc. · 1997
- Technique for the detection of flat wheels on railroad cars by acoustical measuring means24US 4,129,276 AGeneral Signal Corporation · 1978
- Hotbox detector20US 4,068,811 AGeneral Electric Company · 1978
- Railroad car wheel bearing heat signal processing circuit17US 4,313,583 AServo Corporation of America · 1982