Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method of manufacturing a field effect transistor

Method of manufacturing a field effect transistor

US Patent 4892835 · Granted Jan 9, 1990

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and apparatus for processing surface of a semiconductor substrate2025
Device for treating an object with plasma2021
Pneumatic brake booster with low operating noise2005
Gas purifier2000
Non-contacting temperature measuring device2000
Electric toothbrush with means for locating dental plaque1999
Appliance for toasting a product1997
Method for controlling the etching profile of a layer of an integrated circuit1995
Method of manufacture semiconductor device of the hetero-junction bipolar transi1989
Photolithographic method producing sub-micron patterns in the manufacture of ele1989
Method of forming interconnections and crossings between metallization levels of1989
High-resolution photosensitive composition which can be developed by plasma and 1988