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Andre L. Johnson — 1 Patent in 2021

TETechnoguard: 1 patents #3 of 4Top 75%

Laurel, MD: #12 of 53 inventorsTop 25%

Maryland: #1,105 of 3,967 inventorsTop 30%

Overall (2021): #530,872 of 548,734Top 100%

1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11208804	Cascading roof with interdependent roof panel sections	Brian T. Fanning, Joseph M. Lloyd, Alfred B. Cook	2021-12-28