Basic Measuring Instruments
Santa Clara, CA, US· latest recorded location
Basic Measuring Instruments is named on 22 US grants and 0 published applications in this corpus. Its most frequent classification is G01R (Measuring electric variables).
- Granted patents
- 22
- Published applications
- 0
- Inventors
- 14
- Granted in 2026 so far
- 0
- Most recent grant
- 15 Sep 1998
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 10 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
By publication year.
Technology areas
Share of 22 documents
- G01RMeasuring electric variables20
- G01DMeasuring not specially adapted for a specific variable2
- G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure1
- G05FSystems for regulating electric or magnetic variables1
- G12BConstructional details of instruments, or comparable details of other apparatus, not otherwise1
- H02HEmergency protective circuit arrangements1
- H02JPower supply and charging1
- H03MCoding1
- H04BTransmission1
- H04MTelephonic communication1
Recent patents
- Power quality transducer for use with supervisory control systems15 Sep 1998US 5,808,902 A
- Coasting power supply for AC power system waveform measuring instrument21 Apr 1998US 5,742,153 A
- Method and apparatus for storing an increasing number of sequential real-time samples in a fixed amount of memory2 Jan 1996US 5,481,468 A
- Waveform library for characterizing an AC power line spectrum28 Nov 1995US 5,471,401 A
- Electronic remote data recorder with facsimile output for utility AC power systems18 Apr 1995US 5,408,523 A
No published applications.
Most cited
By later US patents
- Apparatus for digital calibration of detachable transducers121US 5,089,979 A1992
- Harmonic-adjusted power factor meter94US 5,212,441 A1993
- Method and apparatus for calibrating transducer/amplifier systems79US 5,014,229 A1991
- Harmonic-adjusted power factor meter79US 5,302,890 A1994
- High-pass filter for enhancing the resolution of AC power line harmonic measurements73US 5,347,464 A1994