DC

David P. Colvin

TD Triangle Research & Development: 2 patents #1 of 2Top 50%
📍 Apex, NC: #1 of 16 inventorsTop 7%
🗺 North Carolina: #76 of 1,241 inventorsTop 7%
Overall (1989): #29,677 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4850971 Infusion method and means 1989-07-25
4807696 Thermal energy storage apparatus using encapsulated phase change material James C. Mulligan 1989-02-28