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Class 438/351 - Direct application of electrical current


Subclass of Class 438 - Semiconductor device manufacturing: process
Definition: Process for making a bipolar transistor involving having
No. of patents: 12
Last issue date: 10/25/2005


NumberTitleIssue Date
6958621Method and circuit for element wearout recovery
A recovery circuit and a method for employing the same are provided. The recovery circuit has a current driver and, preferably two pass-gates, a first pass-gate connected in series to the current driver and a second pass-gate connected to a ground. The recovery circ...
10/25/2005
6432776Method of manufacturing semiconductor device
A section separator region is formed in a semiconductor substrate in which a p-type well region has been formed, to separate the substrate into an I/O section and a core section. An oxide film and a plysilicon film are form at the I/O section, and pre-for...
08/13/2002
6306692Coplanar type polysilicon thin film transistor and method of manufacturing the same
The present invention discloses a method of manufacturing a thin film transistor, including: depositing an amorphous silicon layer, an insulating layer, and a gate metal layer on a substrate sequentially; patterning the insulating layer and the gate metal...
10/23/2001
6165828Structure and method for gated lateral bipolar transistors
An improved structure and method for gated lateral bipolar transistors is provided. The present invention capitalizes on opposing sidewall structures and adjacent conductive sidewall members to conserve available surface space on the semiconductor chips. ...
12/26/2000
6143586Electrostatic protected substrate
An electrostatic protected integrated circuit (IC) substrate and a method of making an integrated circuit package with the electrostatic protected IC substrate includes an IC substrate, having a plurality of electrical traces formed on the top of the IC s...
11/07/2000
5856213Method of fabricating a programmable function system block using two masks and a sacrificial oxide layer between the bottom metal and an amorphous silicon antifuse structure
An antifuse structure is formed between two metal contacts in which a thin oxide layer is formed on the first or bottom metal, a shallow via is provided oxide layer and a layer of amorphous silicon is deposited over the thin oxide and into the shallow via...
01/05/1999
4910159Method for incrementally increasing the collector area of a lateral PNP transistor during electrical testing of an integrated device on wafer
The collector area of a lateral PNP transistor may be incrementally increased during an electic testing step on wafer of an integrated circuit by purposely forming an auxiliary p-type diffused collector region having fractional dimensions near the primary...
03/20/1990
4874711Method for altering characteristics of active semiconductor devices
Method for altering an electrical characteristic of a circuit having at least one active semiconductor device involves applying at least one pulse--a voltage pulse, a current pulse, an energy pulse, or a power pulse and so forth--across the active semicon...
10/17/1989
4569121Method of fabricating a programmable read-only memory cell incorporating an antifuse utilizing deposition of amorphous semiconductor layer
In fabricating a PROM cell, an electrical isolation mechanism (44 and 32) is formed in a semiconductive body to separate islands of an upper zone (36) of first type conductivity (N) in the body. A semiconductor impurity is introduced into one of the islan...
02/11/1986
4488349Method of repairing shorts in parallel connected vertical semiconductor devices by selective anodization
A method of repairing shorts in parallel connected vertical semiconductor devices including a plurality of parallel-connected transistors comprises an anodizing step, before the electrodes are formed, in addition to the conventional manufacturing steps. S...
12/18/1984
4403399Method of fabricating a vertical fuse utilizing epitaxial deposition and special masking
In a memory array wherein each cell includes an emitter follower, a diode is formed on the emitter by a thin layer which is capable of being shorted by vertical migration of bit line atoms through the layer and into the emitter region. The thin layer is f...
09/13/1983
3999282Method for manufacturing semiconductor devices having oxide films and the semiconductor devices manufactured thereby
A silicon crystal body having a major surface lying parallel to a {110} or {100} crystal plane is prepared. A silicon oxide film is formed on the major surface by heating the body in an atmosphere containing steam. Then, an aluminum layer is formed on the...
12/28/1976
 
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