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:
Jun. 09, 2009
Filed:
Dec. 27, 2002
Kenji Doi, Nara, JP;
Takashi Nishiyama, Takarazuka, JP;
Ryouji Nakajima, Hirakata, JP;
Masaru Hashimoto, Osaka, JP;
Kenshi Suzuki, Toyono-cho, JP;
Yoshiko Tsuji, Hikone, JP;
Tokuhisa Nishimura, Shijonawate, JP;
Kenji Doi, Nara, JP;
Takashi Nishiyama, Takarazuka, JP;
Ryouji Nakajima, Hirakata, JP;
Masaru Hashimoto, Osaka, JP;
Kenshi Suzuki, Toyono-cho, JP;
Yoshiko Tsuji, Hikone, JP;
Tokuhisa Nishimura, Shijonawate, JP;
Panasonic Electric Works Co., Ltd., Osaka, JP;
Abstract
An electronic security system is provided with an electronic key and an electronic locking apparatus. The electronic key includes an identification data registry for storing one or more identification data for locking and unlocking. The electronic locking apparatus includes a key data registry for storing a key data having a predetermined relationship with an identification data of an electronic key corresponding to the electronic locking apparatus. The system includes with a reader/writer for reading and writing the identification data in and from the identification data registry. This system ensures an improved convenience by making a single key compatible with a plurality of objects.