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:
Jan. 09, 1990
Filed:
Dec. 16, 1988
Applicant:
Inventors:
Robert G Johnson, Minnetonka, MN (US);
James O Holmen, Minnetonka, MN (US);
Jeffrey A Ridley, Burnsville, MN (US);
Assignee:
Honeywell Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F / ; H01C / ; H01C / ;
U.S. Cl.
CPC ...
7320426 ; 29621 ; 338309 ;
Abstract
An improved connector pad stack structure for use in microstructure devices having a silicon nitride surface in which the sensor metal such as platinum or Ni-Fe is eliminated from the pad bonding site and only adhesion promoting metals are used on the Si.sub.3 N.sub.4 to provide a stronger, more durable and reliable pad stack.
Johnson, Robert. (1990). Microbridge sensor bonding pad design for improved adhesion (U.S. Patent No. 4891977). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4891977
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile