Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Toyama; Kohei
Address:
Fukushima-ken, JP
No. of patents:
2
Patents:












Patent Number Title Of Patent Date Issued
6387809 Method and apparatus for lapping or polishing semiconductor silicon single crystal wafer May 14, 2002
A method and apparatus for lapping or polishing a semiconductor silicon single crystal wafer is provided for eliminating the transfer of waviness of a wafer cut by a wire saw apparatus, improving the quality of the wafer, realizing automated lapping or polishing processes, allowing for
5693596 Cutting fluid, method for production thereof, and method for cutting ingot December 2, 1997
A water-soluble cutting fluid is produced by dissolving a polymer fatty acid triglyceride imidazole, 2-methyl-1-stearate, and boric acid imidazole in the dispersion of inorganic bentonite in water thereby preparing a main component and adding oleic acid (agent for enhancing the lubricity










 
 
  Recently Added Patents
System, method and apparatus for pausing multi-channel broadcasts
System for and method of remotely auditing inventoried assets
Organic electroluminescent element
Conversion of 5-(chloromethyl)-2-furaldehyde into 5-methyl-2-furoic acid and derivatives thereof
Defensin polynucleotides and methods of use
3,7-diamino-10H-phenothiazine salts and their use
Method and apparatus for token-based context caching
  Randomly Featured Patents
Heat-sealable, oriented, multilayer polyolefin film, process for the production thereof, and the use thereof
Steam cooker
Permanently on transistor implemented using a double polysilicon layer CMOS process with buried contact
Pipe coupling for lap joints
Production of thebaine and oripavine
Clutch driven plates and method of producing the same
Thermal mode phaco apparatus and method
Device and process for reading out identification information on reticles
System and method for harvesting energy from environmental vibrations
System to load pre-heated scrap by means of baskets for electric arc furnace