U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Celebrity Inventors

Actress Jamie Lee Curtis is a patented inventor - she created a diaper equipped with a premoistened baby wipe. And that's no act!

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 318/643 - With moisture content or wetness measuring instruments


Subclass of Class 318 - Electricity: motive power systems
Definition: Subject matter in which the error detecting means is a moisture
No. of patents: 11
Last issue date: 08/22/2006


NumberTitleIssue Date
7095199Automatic vehicle wiper system
An automatic vehicle wiper system including a wiper, a speed sensor which measures vehicle speed, a rainfall measuring device which measures amount of rainfall during predetermined intervals, a calculating device which calculates a wiping action frequency of the wip...
08/22/2006
6954047Transmission detector for a window body, in particular the windshield of a motor vehicle, and a cleaning device for a viewing area of a window body
A transmission detector for a window body, in particular the windshield of a motor vehicle, has an optical sensor device which includes an imaging system and a position-sensitive optical detector. In addition, the transmission detector has an analyzing system for th...
10/11/2005
6696808Windscreen wiper device for wiping windscreens
A windscreen wiper device and a method for wiping windscreens, including at least one motor whose direction of rotation can be altered, at least one wiper which is coupled to the motor and which moves back and forth between two reversing positions, a cont...
02/24/2004
6690131Power window switch circuit
A power window switch circuit, even if soaked, prevents windows from opening or closing unintentionally. A DOWN switch (128) and an UP switch (129) each include a first fixed contact (DN1, UP1) connected with a power supply, a second fixed contact (DN2, U...
02/10/2004
6555804Method and device for detecting objects on a windshield
The invention relates to a method and device for detecting objects (3) on a windshield (2). The method comprises the following steps: Placing an optical sensor array (4) on the inner side of a section of the windshield (2), said array having a plurality o...
04/29/2003
5998782Water drop detector on transparent substrate
A windshield (transparent substrate) 1 having the function of detecting the presence of water drops W upon one side surface of the windshield depending upon variations in an amount of reflected light, comprising a rain sensor provided on the other side su...
12/07/1999
5568027Smooth rain-responsive wiper control
Disclosed is an automatic windshield wiper control system which responds to sensed moisture in a manner which is responsive to changes in conditions, yet subjectively smooth. Moisture and noise sensitive signals from a sensor are digitized, and a function...
10/22/1996
5453676Trainable drive system for a windshield wiper
A neural network provides automatic control of a windshield wiper. A rain sensor generates sensing signals indicating a rain pattern, and the neural network generates wiping demand signals indicating a wiping action desired by the driver. A training unit ...
09/26/1995
4665351Windshield wiper control system and a precipitation sensor therefor
A precipitation sensor for detecting when a predetermined fraction of the sensor area is covered with water drops comprises an insulating substrate, a pair of spaced electrodes of conductive material on the substrate, and an array of conductive spots on t...
05/12/1987
4584508Rain sensor in an automatic wiper drive control system for an automotive vehicle
A rain sensor for an automotive wiper control system detects rain conditions to produce a rain condition indicative signal. The rain sensor includes a vibrator, the outer surface of which is exposed to rain drops and which vibrates or oscillates at an amp...
04/22/1986
4578621Stock advancing apparatus with dancer operated potentiometer speed control
A stock reel having a variable speed electric reel drive motor and a speed control potentiometer operated by a stock loop control arm for producing a variable control voltage correlative with the angular position of the control arm. The control voltage fr...
03/25/1986
 
Sign InRegister
Username  
Password   
forgot password?