Patents
Patents for G01R 1 - Details of instruments or arrangements of the types covered by groups  or (27,269)
05/1986
05/20/1986US4589815 Electronic test head positioner for test systems
05/13/1986US4588346 Positioner for maintaining an object in a substantially weightless condition
05/07/1986EP0180013A1 Test probe system
05/07/1986CN85203393U Electrode device for measuring dielectric capacity and electrical resistivity at low-and-high temperature
05/06/1986US4587484 Mercury probe and method
05/06/1986US4587481 Arrangement for testing micro interconnections and a method for operating the same
04/1986
04/30/1986EP0179298A1 A method of eliminating the influence on one or more persons or animals from a magnetic field generating source and a device for eliminating such influence
04/29/1986US4585991 Solid state multiprobe testing apparatus
04/29/1986US4585727 Fixed point method and apparatus for probing semiconductor devices
04/29/1986US4585290 Modular test plug adapter
04/22/1986US4584526 Combination continuity and live circuit path tester
04/22/1986US4584525 Current-shunt system for known conductors
04/16/1986EP0177809A1 Coaxial connector arrangement
04/15/1986US4583042 Capacitive circuit board testing system and method using a conductive pliant elastomeric reference plane
04/15/1986US4582383 Terminal apparatus and a batch inserting type test plug for a drawer type relay
04/15/1986US4582379 Test shoe for telephone connector blocks
04/09/1986EP0177210A1 Electric circuit testing equipment
04/09/1986EP0176644A1 Shock-resistant container, particularly for a portable measurement apparatus
04/02/1986EP0176488A1 Instrument for measuring electrical quantities, having adjustable threshold detectors
04/02/1986EP0175995A1 Arrangement for testing integrated circuits
04/01/1986US4580095 Current divider for a measuring transducer
03/1986
03/25/1986CA1202392A1 Holder for connecting electrical conductors to contact surfaces on electronic components
03/19/1986EP0174511A1 Fiber-optical current sensor
03/18/1986US4576174 Micro electrode
03/04/1986US4574236 High frequency test fixture
03/04/1986US4574235 Transmission line connector and contact set assembly for test site
02/1986
02/27/1986WO1986001133A1 Pass-through test socket for semiconductor devices
02/25/1986US4573009 Printed circuit board test fixture with flexion means for providing registration between the test probes and the circuit board
02/25/1986US4573007 Digital test probe having memory for logic levels at different test locations
02/19/1986EP0172132A1 Test adapter
02/19/1986EP0171885A1 Programmable bed-of-nailstest access jigs
02/18/1986US4571542 Method and unit for inspecting printed wiring boards
02/18/1986US4571540 Electrical contact probe
02/11/1986US4570117 Modular field strength instrument
02/04/1986US4568879 Marking apparatus
01/1986
01/28/1986US4567433 Complex probe card for testing a semiconductor wafer
01/28/1986US4567432 On a semiconductor wafer
01/28/1986US4566594 Component verifier
01/28/1986US4566184 Process for making a probe for high speed integrated circuits
01/21/1986CA1199696A1 Voltage divider
01/15/1986EP0167884A2 DC supply unit with overcurrent protection
01/14/1986US4564806 Taut band instrument having accurate taut band positioning means
01/07/1986US4563640 Fixed probe board
01/07/1986CA1199069A1 Active voltage probe
01/03/1986WO1986000173A1 A connector assembly for a circuit board testing machine, a circuit board testing machine, and a method of testing a circuit board by means of a circuit board testing machine
12/1985
12/31/1985US4561711 Connector saver assembly
12/27/1985EP0165331A1 Buckling beam test probe assembly
12/24/1985US4560926 Contact device for use in the testing of printed circuits and a removable contact head for use in such a device
12/24/1985US4560223 Self-cleaning tri-cusp signal contact
12/24/1985CA1198478A1 Convertible multirate dial register for energy consumption meters
12/18/1985EP0164722A1 Automatic test system
12/18/1985EP0164672A2 A multiple mode buckling beam probe assembly
12/11/1985EP0093727B1 Current transformer
12/10/1985US4557383 Shock proof case
12/04/1985EP0163462A1 Electrostatic system analyzer
12/04/1985EP0163414A1 Integrated circuit test socket
12/04/1985EP0163211A2 High density probe-head with isolated and shielded transmission lines
12/03/1985US4556844 Apparatus for mounting an electrical sensing device or encoder on a data output indicator or meter
12/03/1985US4556269 Holder for electronic components
12/03/1985CA1197557A1 Viscous dampening arrangement for taut-band suspension
11/1985
11/27/1985EP0162148A1 Method for detecting the relationship of the needle coordinates of a needle contact field to the addresses of the contact needles of a wiring test automatic machine
11/19/1985US4554513 Replica circuit
11/19/1985US4554506 Modular test probe
11/19/1985US4554505 Test socket for a leadless chip carrier
11/19/1985CA1196960A1 Miniature electrical probe
11/12/1985US4552018 Interchangeable scale meter case
11/06/1985EP0160209A1 Measurement of electrical signals with subpicosecond resolution
11/05/1985USRE32024 Mercury probe
11/05/1985US4551675 Apparatus for testing printed circuit boards
11/05/1985US4551673 Testing arrangement for printed circuit boards
10/1985
10/16/1985EP0158432A1 Chip carrier test adapter
10/15/1985US4547028 For an electrical device
10/15/1985CA1195386A1 Testing device
10/01/1985US4544888 Miniature circuit processing devices and matrix test heads for use therein
10/01/1985US4544886 Circuit board test fixture
09/1985
09/24/1985CA1194122A1 Self-powered ammeter
09/17/1985US4541676 Chip carrier test adapter
09/10/1985US4540940 Circuit tester for automotive electrical systems
09/10/1985US4540227 Test equipment interconnection system
09/10/1985CA1193321A1 Test instrument with flexibly connected head
08/1985
08/28/1985EP0153010A1 Circuit board testing
08/27/1985US4538104 In-circuit test apparatus for printed circuit board
08/27/1985CA1192640A1 Variable high-current electrical load bank with rapid adjustment over a wide range of currents
08/20/1985US4536051 Electrical interface arrangements
08/20/1985US4535536 Method of assembling adaptor for automatic testing equipment
08/13/1985US4535307 Microwave circuit device package
08/13/1985US4534605 Symmetrical, single point drive for contacts of an integrated circuit tester
08/07/1985EP0150327A1 Contact device
08/06/1985US4533864 Test instrument with flexibly connected head
08/06/1985US4533192 Integrated circuit test socket
07/1985
07/31/1985EP0149776A1 Adapter for printed circuit testing device
07/30/1985US4532423 IC Tester using an electron beam capable of easily setting a probe card unit for wafers & packaged IC's to be tested
07/30/1985US4531799 Electrical connector
07/24/1985EP0149420A1 Contact-making socket for the control of electrical circuits, especially printed circuits, and method of making this socket
07/09/1985US4528504 Pulsed linear integrated circuit tester
07/09/1985US4528500 Apparatus and method for testing circuit boards
07/09/1985US4527942 Electronic test head positioner for test systems
07/09/1985CA1190285A1 Measurement shunt with compensation for induced error voltages
07/02/1985US4527119 High speed, low mass, movable probe and/or instrument positioner, tool and like items suitable for use in a controlled environment chamber
06/1985
06/26/1985EP0146037A2 Method for manufacturing a coaxial line rigid probe interposer