Inventor
Hubert Brandle
Inventor
Oberengstringen, CH
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables33%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure20%
G02BOptical elements, systems or apparatus13%
G01DMeasuring not specially adapted for a specific variable7%
G01NInvestigating or analysing materials by determining their chemical or physical properties7%
H01HElectric switches7%
C03BManufacture, shaping, or supplementary processes3%
E21BEarth or rock drilling3%
G01FMeasuring volume, volume flow, mass flow or liquid level3%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light3%
PatentTitleYear
9,927,402'Method for measuring a fluid density or a fluid viscosity'20188,233,754'Optical high voltage sensor'20127,692,420'Fiber-optic current sensor with polarimetric detection scheme'20107,373,056'High-voltage component with optical fiber and method for producing it'20087,339,680'Temperature-stabilized sensor coil and current sensor'20087,251,023'High-resolution fiber laser sensor'20077,046,867'Fiberoptic current sensor having a plurality of sensor heads'20066,885,182'Temperature-compensated electro-optical voltage sensor'20056,876,188'Electro-optical voltage sensor for high voltages'20056,740,866'Fibre Bragg-grating sensor'20046,630,658'Fiber laser pressure sensor'20036,628,869'Method for producing a fiberoptic waveguide'20036,597,821'Fiber laser sensor for measuring differential pressures and flow velocities'20036,563,970'Pressure sensor with fibre-integrated bragg grating, comprising an integrated temperature sensor with fibre-integrated bragg grating'20036,140,810'Fiber-optic voltage sensor for outdoor high-voltage installations'20005,953,121'Magneto-optic current sensor having a mechanically stress-free .lambda./4 element'19995,492,017'Inductive pressure transducer'19965,421,190'Device for measuring gas density'19955,136,235'Rugged fiber-optical current sensor based on the Faraday effect'19925,136,236'Arrangement for voltage measurement in a GIS installation'19925,066,097'Connector for an optical cable'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–1995Patents assigned to ASEA BROWN BOVERI (4)· patent assignee history
1991–1996Based in Otelfingen, CH· patent location history
1999–2012Patents assigned to ABB RESEARCH LTD (14)· patent assignee history
1999–2018Based in Oberengstringen, CH· patent location history
2012Patents assigned to BOHNERT KLAUS (1)· patent assignee history
2012Patents assigned to BRAENDLE HUBERT (1)· patent assignee history
2018Patents assigned to ABB SCHWEIZ AG (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ABB RESEARCH LTD | 14 | 1999–2012 |
| ASEA BROWN BOVERI | 4 | 1991–1995 |
| ABB SCHWEIZ AG | 1 | 2018 |
| BOHNERT KLAUS | 1 | 2012 |
| BRAENDLE HUBERT | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Oberengstringen, CH | 16 | 1999–2018 |
| Otelfingen, CH | 5 | 1991–1996 |