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David K. Smith
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St. Paul, MN, US
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last 30 patents
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Patent Grant
Dry powder inhalation device with elongate carrier for power
Patent number
5,740,793
Issue date
Apr 21, 1998
Astra Aktiebolag
Peter D. Hodson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Dry powder inhalation device having a powder-loaded elongate carrier
Patent number
5,619,984
Issue date
Apr 15, 1997
Astra Aktiebolag
Peter D. Hodson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE