G01R 7/04
Instruments capable of converting two or more currents or voltages into a
Official title: for forming a quotient (for measuring resistance G01R27/08)
G01R7/04 (Instruments capable of converting two or more currents or voltages into a) appears on 131 US grants and 22 published applications in this corpus.
Search patents in G01R- Granted patents
- 131
- Published applications
- 22
- Assignees
- 45
- Inventors
- 186
- Latest grant
- 6 Jan 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 12 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 11 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 9 | 0 |
| 2001 | 10 | 1 |
| 2002 | 4 | 5 |
| 2003 | 5 | 2 |
| 2004 | 4 | 0 |
| 2005 | 0 | 2 |
| 2006 | 2 | 3 |
| 2007 | 3 | 2 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 2 | 2 |
| 2011 | 1 | 1 |
| 2012 | 2 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Stepping motor for meter6 Jan 2015US 8,928,193 B2Minebea Co., Ltd.
- Meter system with indicator for vehicle19 Mar 2013US 8,400,099 B2Denso Corporation
- Method for initializing indicating instrument for vehicle7 Aug 2012US 8,237,394 B2Denso Corporation
- Indicating instrument for vehicle7 Feb 2012US 8,111,032 B2Denso Corporation
- Drive control device for a stepper motor and drive control method of the stepper motor20 Dec 2011US 8,080,968 B2Calsonic Kansei Corporation
- Stepping motor for meter28 Jun 2012US 2012/0161552 A1Minebea Motor Manufacturing Corporation
- Meter system with indicator for vehicle5 May 2011US 2011/0100290 A1Denso Corporation
- Method for initializing indicating instrument for vehicle30 Sep 2010US 2010/0242570 A1Denso Corporation
- Indicating instrument for vehicle5 Aug 2010US 2010/0192836 A1Denso Corporation
- Drive control device for a stepper motor and drive control method of the stepper motor2 Jul 2009US 2009/0167232 A1Calsonic Kansei Corporation
Most cited
By later US patents
- Crossed coil meter driving device having a plurality of input parameters293US 5,051,688 AKanto Seiki Co., Ltd. · 1991
- 360 degree shaft angle sensing and remote indicating system using a two-axis magnetoresistive microcircuit71US 6,326,781 B1BVR Aero Precision Corp · 2001
- Stepping motor type indicator having a pole tooth with reduced end area38US 6,211,585 B1Nippon Seiki Co., Ltd. · 2001
- Instrument display method and system for passenger vehicle36US 5,825,338 AAtoma International Inc. · 1998
- Instrument display method and system for passenger vehicle30US 5,406,303 ANu-Tech & Engineering, Inc. · 1995