Inventor

Pierre Hartemann

Inventor

Paris, FR

Overview

28→

Patents

1976–1994

Patent span

Physics

Primary field (CPC G)

Patents· 28 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H03Hprimary

H03HImpedance networks, e.g. resonant circuits21%

G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure11%

G10KSound-producing devices11%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%

G01RMeasuring electric variables9%

G01PMeasuring linear or angular speed, acceleration, deceleration, or shock6%

H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner4%

H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses4%

H10NElectric solid-state devices not otherwise provided for4%

A61BDiagnosis2%

PatentTitleYear

5,307,068'Tunable high-frequency devices'1994 5,043,580'Radiation detector'1991 4,731,581'Measurement head for a magnetic field gradient vector measuring apparatus, an apparatus comprising such a head and a measurement process'1988 4,697,145'Measuring system and measuring cell for making magnetic field measurements'1987 4,586,512'Device for localized heating of biological tissues'1986 4,515,016'Elastic surface wave accelerometers'1985 4,472,692'Tunable selective device using magnetostatic bulk waves'1984 4,457,464'Method of fixing a ferrite to a metal piece'1984 4,419,637'Magnetostatic wave dioptric device'1983 4,392,115'Volume magnetostatic wave device'1983 4,361,050'Device for measuring the flow rate of a fluid and air flow sensor system in an internal combustion engine utilizing such a device'1982 4,341,998'Magnetostatic wave magnetometer'1982 4,338,575'Process for compensating temperature variations in surface wave devices and pressure transducer utilizing this process'1982 4,331,022'Sensor using two tunable oscillators connected to a frequency mixer comprising a device for calibrating the frequency of the output signal and a process for calibrating this frequency'1982 4,326,423'Pressure transducer with elastic surface waves and ignition system for internal combustion engine utilizing this transducer'1982 4,317,372'Surface acoustic wave pressure gauge'1982 4,314,214'Magnetostatic-wave device comprising a conducting strip exchange structure'1982 4,301,683'Elastic surface wave accelerometer'1981 4,212,206'Ultrasonic system for the visual display of a thin section of a body'1980 4,199,990'Elastic surface wave accelerometer'1980 4,193,473'Refractive stigmatic system for elastic surface waves'1980 4,129,837'Elastic surface wave oscillator'1978 4,110,653'Method of modifying the temperature drift of the propagation time of surface elastic waves and a device obtained by said method'1978 4,034,288'System for measuring the frequency of an electrical signal'1977 4,023,120'Surface wave programmable oscillator'1977 4,013,983'Surface wave electro-mechanical device'1977 3,987,367'Surface wave discriminator system'1976 3,963,997'Device for the directive transmission of elastic surface waves and process for making the same'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1994Patents assigned to THOMSON CSF (28)· patent assignee history

1976–1994Based in Paris, FR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
THOMSON CSF	28	1976–1994

Locations

Location	Patents	Span
Paris, FR	28	1976–1994