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:
May. 12, 2026
Filed:
Aug. 09, 2023
Applicant:
Littelfuse, Inc., Chicago, IL (US);
Inventors:
Oluwaseun Kehinde Oyewole, Chicago, IL (US);
Marco Doms, Chicago, IL (US);
Assignee:
Littelfuse, Inc., Rosemont, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01C 7/112 (2006.01); H01C 1/034 (2006.01); H01C 1/142 (2006.01); H01C 7/10 (2006.01); H01C 17/00 (2006.01); H01C 17/065 (2006.01); H01C 17/28 (2006.01);
U.S. Cl.
CPC ...
H01C 7/112 (2013.01); H01C 1/034 (2013.01); H01C 1/142 (2013.01); H01C 7/1006 (2013.01); H01C 17/006 (2013.01); H01C 17/06546 (2013.01); H01C 17/28 (2013.01);
Abstract
A method of manufacturing a metal oxide varistor (MOV), the method including placing a quantity of a MOV composition in a pressing die, the MOV composition including metal oxide granules mixed with a polyaniline-polymer, performing a pressing operation including operating the pressing die to compress the MOV composition into a solid MOV chip, and applying first and second electrodes to opposing first and second sides of the MOV chip, wherein the pressing operation is performed at a temperature in a range of 15 degrees Celsius to 200 degrees Celsius.