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

Icon_funbox Quotables

"It is my heart-warmed and world-embracing Christmas hope and aspiration that all of us, the high, the low, the rich, the poor, the admired, the despised, the loved, the hated, the civilized, the savage (every man and brother of us all throughout the whole earth), may eventually be gathered together in a heaven of everlasting rest and peace and bliss, except the inventor of the telephone. "

Mark Twain ; Christmas greetings, 1890

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 338/129 - Sequentially operated


Subclass of Class 338 - Electrical resistors
Definition: Subject matter including structure which prevents operation
No. of patents: 7
Last issue date: 08/06/2002


NumberTitleIssue Date
6429767Multidirectional input device
In a multidirectional input device, a control shaft and an operating member are spline-connected so that when the control shaft is turned in the tilted state, the operating member spline-connected to the control shaft also turns even if there is friction ...
08/06/2002
6275139Multidirectional input device
In a multidirectional input device, a surface of a bottom plate facing the bottom of an operating member is provided with a projection having a taper portion that gradually rises from the outer periphery toward the center, wherein the operating member is ...
08/14/2001
5343188Slide rheostat type linear characteristic sensor
A slide rheostat type linear characteristic sensor includes a detecting resistor R2 printed on a substrate 8. A brush 7 slides on the detecting resistor R2. Clamping resistors R1 and R3 are printed, simultaneously with the detecting resistor, on the subst...
08/30/1994
5113172Angle of rotation potentiometer
A potentiometer for the redundant measurement of the angle of rotation of a shaft compared with a fixed member has two resistance paths located concentrically with each other on a fixed disk. Two collector paths having the shape of circular rings are loca...
05/12/1992
4587510Analog joystick controller
An analog joystick controller includes a handle shaft engageable with two yokes rotatably movable respectively about two perpendicular axes in response to tilting of the handle shaft. The yokes are respectively coupled to the wipers of two potentiometers,...
05/06/1986
4150347Dual band pushbutton electronic tuning system
A tuning device comprises a preset mechanism capable of producing a tuning voltage to be applied to an electronic tuning circuit by moving any push button....
04/17/1979
4035747Adjustable attenuation equalizer
Attenuation equalizer in the circuit of an adjustable four-terminal network for correcting the frequency-related attenuation curve of cables including a bridged T circuit containing ohmic resistances and having two fixed ohmic series resistance, preferabl...
07/12/1977
 
Sign InRegister
Username  
Password   
forgot password?