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. 22, 1997
Filed:
Jun. 07, 1995
Ken Eguchi, Atsugi, JP;
Haruki Kawada, Atsugi, JP;
Kunihiro Sakai, Yamato, JP;
Hiroshi Matsuda, Yokohama, JP;
Yuko Morikawa, Kawasaki, JP;
Takashi Nakagiri, Tokyo, JP;
Takashi Hamamoto, Yokohama, JP;
Masaki Kuribayashi, Inagi, JP;
Hisaaki Kawade, Atsugi, JP;
Yoshihiro Yanagisawa, Atsugi, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A recording device, comprising a probe electrode, a recording medium having electric memory effect and a writing voltage applying unit for applying voltage onto the recording medium from the probe electrode, and a reproducing device comprising a probe electrode, a recording medium exhibiting electric memory effect or a recording medium recorded by energy irradiation, a voltage applying unit for applying voltage not exceeding the threshold value voltage giving rise to electric memory effect onto the recording medium from the probe electrode and a reading unit for reading the change in current quantity passing through the recording medium.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile