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:
Jul. 28, 2026
Filed:
Dec. 05, 2022
Applicant:
Nippon Pillar Packing Co., Ltd., Osaka, JP;
Inventors:
Assignee:
NIPPON PILLAR PACKING CO., LTD., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/02 (2006.01); G01N 27/22 (2006.01); G01N 27/74 (2006.01);
U.S. Cl.
CPC ...
G01N 27/023 (2013.01); G01N 27/221 (2013.01); G01N 27/74 (2013.01);
Abstract
An oil state detection apparatus detects the amount of degradation substances contained in oil. The oil state detection apparatus includes a first oscillation circuit including a coiland a capacitor, and a first detection device. Either one of the coilor the capacitoris configured to be immersed in oil. The first detection device is configured to detect the oscillatory frequency of the oscillation circuit.