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:
Apr. 13, 1999
Filed:
Oct. 29, 1996
Applicant:
Inventors:
Igal Ladabaum, San Carlos, CA (US);
Butrus Thomas Khuri-Yakub, Palo Alto, CA (US);
Hyongsok Soh, Stanford, CA (US);
Assignee:
The Board of Trustees of the Leland Stanford Junior University, Palo Alto, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H04R / ;
U.S. Cl.
CPC ...
367163 ; 367174 ; 381113 ; 381116 ; 381174 ; 381191 ;
Abstract
An ultrasonic capacitance transducer having a sealed membrane supported above a conductive substrate by thin insulating material to form a sealed evacuated cavity whereby the transducer can operate immersed in fluid.
Ladabaum, Igal. (1999). Microfabricated ultrasonic immersion transducer (U.S. Patent No. 5894452). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5894452
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile