Annapolis, MD, United States of America

David B Shaffer


Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 122(Granted Patents)


Location History:

  • Annapolis, MD (US) (1991)
  • Henderson, NV (US) (1993)

Company Filing History:


Years Active: 1991-1993

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2 patents (USPTO):Explore Patents
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