Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and device for measuring the quantity of an active principle contained in a reservoir

Method and device for measuring the quantity of an active principle contained in a reservoir

US Patent 5889396 · Granted Mar 30, 1999

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Device for therapeutic treatment of wounds2002
Method for measuring the cutaneous electrical resistance of a patient subjected 2002
Miniature valve for filling the reservoir of an apparatus for the transdermal ad2001
Safety device for colostomy having a wetness detector and alarm2001
Device for transcutaneous administration of medications using iontophoresis2000
Ionophoretic device for transdermal administration of medicaments, and disposabl1999
Device for percutaneous administration of medicaments for treating male impotenc1999
Transdermal drug delivery device with waveshape generator1996