G01K 5/38
Of spiral formation
Official title: of spiral formation
G01K5/38 (Of spiral formation) appears on 3 US grants and 1 published applications in this corpus.
Search patents in G01K- Granted patents
- 3
- Published applications
- 1
- Assignees
- 2
- Inventors
- 3
- Latest grant
- 3 Jan 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Mechanical and electronic temperature reading system with built-in failure and inaccuracy detection3 Jan 2012US 8,087,825 B2Weiss Instruments, Inc.
- Combination pressure/temperature gauge employing two bourdon tubes20 Apr 1999US 5,895,861 AWeiss Instruments, Inc.
- Method of making a gas pressure thermometer19 Aug 1986US 4,606,104 AStiko Holding B.V.
Most cited
By later US patents
- Combination pressure/temperature gauge employing two bourdon tubes16US 5,895,861 AWeiss Instruments, Inc. · 1999
- Mechanical and electronic temperature reading system with built-in failure and inaccuracy detection2US 8,087,825 B2Weiss Instruments, Inc. · 2012
- Method of making a gas pressure thermometer1US 4,606,104 AStiko Holding B.V. · 1986