The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 14, 2001
Filed:
Feb. 08, 2000
Applicant:
Inventors:
Dharanipal Doppalapudi, Somerville, MA (US);
Theodore D. Moustakas, Dover, MA (US);
Richard Mlcak, Cambridge, MA (US);
Harry L. Tuller, Wellesley, MA (US);
Assignee:
Boston MicroSystems, Inc., Woburn, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
E10L 1/22 ;
U.S. Cl.
CPC ...
E10L 1/22 ;
Abstract
A piezoresistor having a base substrate with a quantum well structure formed on the base substrate. The quantum well structure includes at least one quantum well layer bounded by barrier layers. The barrier layers are formed from a material having a larger bandgap than the at least one quantum well layer.