Resources Contact Us Home
Foster; Bernard
Elkton, MD
No. of patents:

Patent Number Title Of Patent Date Issued
6899602 Porous polyurethane polishing pads May 31, 2005
A porous polishing pad is useful for polishing semiconductor substrates. The porous polishing pad has a porous matrix formed from a coagulated polyurethane and a non-fibrous polishing layer. The non-fibrous polishing layer has a polishing surface with a pore count of at least 500 pores p
6830090 Polishing pad installation tool December 14, 2004
A polishing pad installation tool comprised of a base portion and at least one compressible layer in operative connection with the base portion. The compressible layer includes a plurality of apertures through an upper surface of the compressible layer. The tool further includes a plural
6390909 Disk for conditioning polishing pads May 21, 2002
A conditioning disk including a unitary thermoplastic polymer sheet material cut a unitary circular plate formed with gear teeth along its circular edge, and formed with block form protrusions that are impelled in a sweeping motion by rotation of the unitary plate as a planetary gear in

  Recently Added Patents
Lens barrel and imaging device
Lighting elements
Power transmission control device for vehicle
Luminescent substrate for liciferase
MEMS autofocus actuator
Acoustic echo cancellation
Method and system for selecting a target with respect to a behavior in a population of communicating entities
  Randomly Featured Patents
Polybutylene modified masterbatches for impact resistant polypropylene
Process for making a precursor of a solution of cellulose
Flexographic printing roll having fluid pressure grooving for dismounting
Vacuum pump
Grilling set
Hinge apparatus
Inhibiting disagreeable odors with extracts of undifferentiated plant cells
Applicator for applying liquid or semi-liquid product, and applicator assembly using such an applicator
Therapeutic inhibitor of vascular smooth muscle cells
Method of preparing alpha-1-proteinase inhibitor and antithrombin III