Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Lee; Ho Seok
Address:
Gyeonggi-do, KR
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
6838369 Method for forming contact hole of semiconductor device January 4, 2005
A method for forming a contact hole of a semiconductor device, wherein a polymer residual on a bottom surface of the contact hole is treated with plasma of mixture gas containing oxygen to convert the polymer residual into a pure silicon oxide film free of carbon and fluorine for easy










 
 
  Recently Added Patents
Multiple carrier compression scheme
Processing biomass
Automatic engine oil life determination with a factor for oil quality
Light emitting device and light emitting device package
3,7-diamino-10H-phenothiazine salts and their use
Digital camera dock having movable guide pins
Providing a multi-tenant knowledge network
  Randomly Featured Patents
Ruthenium containing photographic developers
Releasable, self-detackifying laminate construction
Method and system for providing tamper-resistant executable software
Mud pump
Sheet-like element such as a net, particularly for geotechnical applications
Method and apparatus for detecting conception in animals
Resistor end terminations
Variable valve event engine
Apparatus and method for processing and testing a biological specimen
Substituted benzenesulfonylureas and -thioureas, preparation processes and possible uses of pharmaceutical preparations based on these compounds