DJ

David B. Johnson

📍 Knoxville, TN: #6 of 113 inventorsTop 6%
🗺 Tennessee: #71 of 953 inventorsTop 8%
Overall (1994): #36,052 of 165,921Top 25%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5333034 System for selectively controlling the spectral make-up of visible light from a source thereof Xue M. Gu, Michael S. Haines, Louis P. Armstrong 1994-07-26
D344287 Combined pen, chain and wall-mountable bracket therefor 1994-02-15