David A. Fisher

3 Patents

• US122704122025

  Blower Having a Protrusion Adjacent the Static Tap Hole

  Regal Beloit America, Inc.

  0 cites
• US118354492023

  Generating Signatures Based on Sensing Gas Concentration Conditions

  Sparrow Detect Inc.

  0 cites
• US118287052023

  Apparatus and Method for Spectroscopically Detecting a Sample

  Sparrow Detect, Inc.

  0 cites