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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Williamson; Daniel E.
Address:
Sherwood, OR
No. of patents:
4
Patents:




Patent Number Title Of Patent Date Issued
7547293 Triggering mechanism for needle-free injector June 16, 2009
Needle-free hypodermic jet injection devices having an actuation system to effect an injection from a drug delivery system. The actuation system includes an injection force assembly adapted to transmit a driving force to the drug delivery system. The actuation system further includes a
7238167 Needle-free injection system July 3, 2007
A needle-free injection device is described. The injection device includes a user-grippable housing and a syringe assembly movably secured to the housing. The syringe assembly is configured to expel injectable fluid out of a nozzle upon application of pressurized gas to the syringe assem
7156823 High workload needle-free injection system January 2, 2007
A needle-free injection device is described. The injection device typically includes a system for providing directed and pre-selected pressure and a nozzle with an orifice for defining a stream of fluid that is directed toward the skin of a patient against which a front end of the no
6585685 Jet injector apparatus and method July 1, 2003
A gas-powered, durable, needle-free hypodermic jet injection device includes a hand-held injector which carries a disposable injection cartridge with a volume of liquid medication to be injected in the form of a high velocity jet capable of penetrating the skin without the use of a h


 
 
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