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. 31, 2016
Filed:
Oct. 25, 2012
Peng Liu, Beijing, CN;
Duan-liang Zhou, Beijing, CN;
Chun-hai Zhang, Beijing, CN;
Jing Qi, Beijing, CN;
Pi-jin Chen, Beijing, CN;
Shou-shan Fan, Beijing, CN;
Peng Liu, Beijing, CN;
Duan-Liang Zhou, Beijing, CN;
Chun-Hai Zhang, Beijing, CN;
Jing Qi, Beijing, CN;
Pi-Jin Chen, Beijing, CN;
Shou-Shan Fan, Beijing, CN;
Tsinghua University, Beijing, CN;
HON HAI PRECISION INDUSTRY CO., LTD., New Taipei, TW;
Abstract
An ionization vacuum gauge includes a cathode, an anode and an ion collector. The ion collector component is located at one side of the anode component and spaced from the anode component. The cathode component is located at another side of the anode component and includes an electron emitter, which extends toward the anode component from the cathode component. The electron emitter includes at least one carbon nanotube wire.