Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method of manufacturing an insulated gate type semiconductor device having a U-shaped groove

Method of manufacturing an insulated gate type semiconductor device having a U-shaped groove

US Patent 6194273 · Granted Feb 27, 2001

Estimated economic value: $52,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Medical support device, operation method of medical support device, non-transito2024
Detection equivalence evaluation method and detection equivalence evaluation dev2022
Semiconductor device2012
Trech-type vertical semiconductor device having gate electrode buried in rounded2010
Antenna duplexer and wireless terminal using the same2010
Semiconductor integrated circuit device having ROM decoder for converting digita2008
Mobile radio terminal and surface acoustic wave antenna duplexer2004
Radio frequency filter, radio frequency circuit, antenna duplexer and radio term2004
Vehicle occupant crash protector1998
Air bag apparatus1998
Steering wheel pad structure1997
Method of and apparatus for the quantitative measurement of paint coating1996