| Patents for H01C 10 - Adjustable resistors (3,867) |
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| 12/18/1990 | US4978491 Molded resin casing of electronic part incorporating flexible board |
| 12/12/1990 | EP0271560B1 Resistive position indicator |
| 12/11/1990 | US4977387 Adjusting potentiometer for electronic circuits, process for assembling the elements thereof and process for obtaining the resistive plate thereof |
| 12/11/1990 | US4977386 Electric resistor producible in a wide range of specific resistance values, and relative manufacturing process |
| 12/05/1990 | EP0400289A2 Use of a stereo control |
| 12/04/1990 | US4975677 Guided variable resistor |
| 12/04/1990 | US4975676 Glass membrane touch-controlled circuit apparatus for voltage selection |
| 11/28/1990 | EP0399295A2 Resistive paste able to make electrical resistive layer and resistive layer fabricated with it |
| 11/27/1990 | US4973939 Potentiometer combination mounted on a circuit board |
| 11/20/1990 | US4971638 Sheaths, electroconductive matrix, dielectric elastomer sheath, migration of oil |
| 11/07/1990 | CN2065353U Low-noise rotary potentiometer |
| 10/31/1990 | EP0394268A1 Motorised faders. |
| 10/18/1990 | DE3911100A1 Device for (moving) electrical contact making |
| 10/10/1990 | EP0391267A1 Variable resistance |
| 10/09/1990 | US4962364 Illuminating type linear resistor for volume control |
| 10/09/1990 | US4961342 Apparatus for detecting throttle valve opening of engine |
| 10/03/1990 | EP0389669A1 Steering angle sensor |
| 10/02/1990 | US4960125 Device for low-frequency electrotherapy in a humid environment |
| 09/26/1990 | CN2062898U Electrohydraulic starting rheostat |
| 09/18/1990 | US4958138 Resistive position indicator |
| 09/12/1990 | EP0386334A2 Position determining device |
| 09/04/1990 | US4954804 Rotary potentiometer |
| 08/30/1990 | DE3905569A1 Measuring conductor |
| 08/28/1990 | US4951378 Process of automatic sequential production of potentiometers |
| 08/14/1990 | US4949064 Non-linear resistor having a poly (amino acid) membrane |
| 08/07/1990 | US4947054 Sliding dimmer switch |
| 07/31/1990 | US4945257 Electrically settable resistance device |
| 07/11/1990 | EP0246230B1 Vibration resistant linear potentiometer |
| 07/07/1990 | CA2005137A1 Device to determine positioning |
| 07/03/1990 | US4939501 Sliding foot controller |
| 07/03/1990 | US4939500 Electrode water circulation and processing system and hooded radiator for water rheostat |
| 07/03/1990 | US4939383 Wallbox-mountable dimmer and switch |
| 06/19/1990 | US4935718 Molded resin casing of electronic part incorporating flexible board |
| 06/13/1990 | EP0246254B1 Process for producing potentiometer resistances |
| 06/12/1990 | US4933661 Throttle sensor for an internal combustion engine |
| 06/05/1990 | US4931764 Low wear resistor card for use in a liquid fuel sender circuit |
| 06/05/1990 | US4931710 Servoactuator with feedback and method of calibrating |
| 05/23/1990 | EP0369290A2 Supporting substrate for a linear potentiometer, and process for its production |
| 05/22/1990 | US4928083 Wiper for variable electrical resistor |
| 05/22/1990 | US4928082 Molded resin casing of electronic part with flexible flat cable |
| 05/16/1990 | EP0367781A1 Rotation angle potentiometer. |
| 05/09/1990 | EP0366680A1 A nonvolatile nonlinear reprogrammable electronic potentiometer |
| 04/11/1990 | CN1007570B Dual tunning low energy consumption filtering device and method |
| 04/03/1990 | US4914417 Variable resistor |
| 04/03/1990 | CA1267455A1 Dimmer switch |
| 03/21/1990 | EP0359534A2 A method of manufacturing a sensing element |
| 03/21/1990 | EP0359132A2 Thin film resistor for strain gauge |
| 03/20/1990 | US4910491 Electrical apparatus used with a potentiometer and/or variable resistance element |
| 03/20/1990 | US4910457 Water resistance load system |
| 03/13/1990 | US4908598 Rotary potentiometer |
| 02/27/1990 | US4904979 Component assembly for electrical part |
| 02/21/1990 | CN2053368U Durable potentiometer |
| 02/20/1990 | US4903003 Variable resistor with a switch |
| 02/20/1990 | US4903002 Displacement or position transducer |
| 02/13/1990 | US4901050 Tilt sensor for vehicle steering shaft |
| 02/13/1990 | US4900497 Process for producing electric resistors having a wide range of specific resistance values |
| 02/07/1990 | CN1039501A Electrode water circulation and processing system and hooded radiator for water rheostat |
| 02/01/1990 | DE3923022A1 Einbau-dimmerschalter Built-in dimmer switch |
| 01/31/1990 | EP0353127A1 Potentiometer operating with reduced mechanical force |
| 01/31/1990 | EP0352920A2 Sliding dimmer switch |
| 01/25/1990 | DE3924216A1 Liquid control resistance for electric motor - uses electrolyte circulated between electrodes by turbine and governed by flow-restricting slide |
| 01/18/1990 | DE3823884A1 Linear potentiometer (electrical position sensor) |
| 01/17/1990 | EP0351086A2 Electrode water circulation and processing system for water rheostat |
| 01/17/1990 | CN2051386U Tool door height potentiometer of hob type fine tobacco cutter |
| 01/17/1990 | CN1006500B Resistance element for wound-type variable resistors and method |
| 01/16/1990 | US4894638 Potentiometer having vibration damping means |
| 01/03/1990 | EP0348729A2 Potentiometer and its manufacturing process |
| 01/03/1990 | EP0348679A2 Adjustable resistor, in particular for manual switches of electrical tools |
| 01/02/1990 | US4891623 Electric regulator unit |
| 12/27/1989 | CN1006259B Paste material for carbon membrane potentiometer |
| 12/27/1989 | CA1264018A1 Electro-conductive elastomeric devices |
| 11/23/1989 | EP0342220A1 A pressure responsive potentiometer |
| 11/21/1989 | US4881320 Method of making vented seal for electronic components and an environmentally protected component |
| 11/14/1989 | US4880950 Control switch |
| 11/08/1989 | EP0341181A2 Adjusting potentiometer for electronic circuits, process for assembling the elements thereof, and process for obtaining the resistive plate thereof |
| 11/08/1989 | EP0340887A2 A non-linear resistor having a polymeric membrane |
| 11/08/1989 | CN2047439U Wire-wound stageless rheostat |
| 11/02/1989 | EP0339968A2 Process for the production of a potentiometer |
| 11/02/1989 | EP0339741A2 Process of manufacturing a polycrystalline semiconductor resistance of silicon on a silicon substrate |
| 10/31/1989 | US4878040 Variable resistor |
| 10/31/1989 | US4876893 A base plate of dielectrics and coated with thin alloy film of nonmagnetic substance |
| 10/25/1989 | EP0338420A2 Dual-ganged potentiometer |
| 10/18/1989 | EP0337927A2 Ranging switch, in particular for an electronic timing relay |
| 10/17/1989 | US4874549 Impregnating electroconductive carbon into elastomer matrix |
| 10/11/1989 | EP0336207A2 Servoactuator with feedback and method of calibrating same |
| 09/28/1989 | DE3808770A1 Electrical apparatus, especially a potentiometer for motor vehicles |
| 09/20/1989 | EP0333003A2 Rotary potentiometer |
| 09/19/1989 | US4866981 Apparatus for detecting throttle valve opening of engine |
| 09/12/1989 | US4866413 Potentiometer and method of making the same |
| 09/06/1989 | EP0330854A2 Rotary potentiometer |
| 09/05/1989 | US4864273 Variable resistor |
| 09/05/1989 | US4864272 Joystick controller |
| 08/30/1989 | CN2043783U Long service life potentiometer |
| 08/29/1989 | US4862136 Programmable resistance network |
| 08/23/1989 | CN2043410U 电位器 Potentiometer |
| 08/22/1989 | CA1258701A1 Safety device for apparatus having relatively movable members |
| 08/09/1989 | EP0327065A2 Rotation operating device of variable resistor |
| 08/09/1989 | EP0327024A2 Rotation operating device of variable resistor |
| 08/08/1989 | US4855707 Adjustable foot activated control apparatus for potentiometer |
| 08/03/1989 | DE3816383C1 Slide potentiometer (linear potentiometer) for installation as a control transmitter in a remote-control transmitter |