1
Peter E Daddona, Gregory T Fieldson, Avtar S Nat, Wei Qi Lin: Minimally invasive detecting device. Alza Corporation, D Byron Miller, Steve F Stone, July 18, 2000: US06091975 (776 worldwide citation)

An agent detecting device comprising a plate (6) having a plurality of microprotrusions (4) for piercing the skin of a patient. Each of the microprotrusions (4) having an electrode (14, 16 and 18) thereon for detecting the presence of an agent in the patient's interstitial fluid.


2
Michel J N Cormier, Avtar S Nat, Armand P Neukermans, Barry Block: Device for enhancing transdermal agent delivery or sampling. Alza Corporation, Owen J Bates, D Byron Miller, Steven F Stone, May 8, 2001: US06230051 (268 worldwide citation)

A percutaneous agent delivery or sampling device comprising a sheet having a plurality of microblades for piercing the skin for increasing transdermal flux of an agent. The microblades having a relatively sharp angled leading edge which transitions to a relatively gradually angled blade edge.


3
Avtar S Nat: Drug delivery system. Fluidigm Corporation, Townsend and Townsend and Crew, June 13, 2006: US07059348 (95 worldwide citation)

An implantable drug delivery system has a housing, a collapsible reservoir, a microfabricated flow channel, and at least one magnet. The collapsible reservoir is disposed in the housing. The microfabricated flow channel is connected at one end to the collapsible reservoir and opens at an external su ...


4
Stanley A Mercado, Mark M McPhee, Avtar S Nat, Su I Yum, Scott A Bura: Gas driven dispensing device and gas generating engine therefor. ALZA Corporation, Richard T Ito, Steven F Stone, Mary Ann Dillahunty, July 30, 1996: US05540665 (26 worldwide citation)

The present invention provides a gas generating engine for driving a beneficial agent dispensing device. The engine comprising (a) a solid composition comprising an acidic compound or a basic compound, or a combination thereof, and (b) a means for maintaining substantially constant the surface area ...


5
Avtar S Nat, Stuart P Hendry, Colin Sheldrake: Needleless syringe. PowerJect Research, Foley & Lardner, June 13, 2006: US07060048 (9 worldwide citation)

A needleless syringe device for accelerating particles into a target tissue of a vertebrate subject is provided. The syringe features an elongate, tubular duct having a lumen for delivering the particles towards the target tissue. The duct may have a constant cross-sectional area. The device further ...


6
Avtar S Nat: Drug delivery system. Fluidigm Corporation, Townsend And Townsend And Crew, September 8, 2005: US20050197652-A1

An implantable drug delivery system has a housing, a collapsible reservoir, a microfabricated flow channel, and at least one magnet. The collapsible reservoir is disposed in the housing. The microfabricated flow channel is connected at one end to the collapsible reservoir and opens at an external su ...


7
Avtar S Nat: Drug delivery system. Fluidigm Corporation, Townsend And Townsend And Crew, June 15, 2006: US20060129138-A1

An implantable drug delivery system has a housing, a collapsible reservoir, a microfabricated flow channel, and at least one magnet. The collapsible reservoir is disposed in the housing. The microfabricated flow channel is connected at one end to the collapsible reservoir and opens at an external su ...