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. 13, 2003
Filed:
Mar. 27, 2000
Katsuhiro Nakamura, Tsukuba, JP;
Kazuya Katagai, Tsukuba, JP;
Kazutaka Inoue, Tsukuba, JP;
Naruhito Higo, Tsukuba, JP;
Hisamitsu Pharmaceutical Co., Inc., Saga, JP;
Abstract
A transdermal or transmucosal drug delivery device excellent in terms of drug permeability and skin irritability and capable of reducing power consumption, is disclosed. An output control circuit ( ) of an energization pattern controller ( ) supplies a combined energization of pulse depolarized type energization and at least one of direct current type energization and pulse energization between an anode-side device ( ) and a cathode-side device ( ) of iontophoresis. The details of combination of energization in the output control circuit ( ) is determined based on external setting of the energization pattern controller ( ) or internal storage information.