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Richard Tracy

OPOptronics: 1 patents #4 of 13Top 35%

Baltimore, MD: #1,687 of 4,923 inventorsTop 35%

Maryland: #13,387 of 35,612 inventorsTop 40%

Overall (All Time): #2,207,711 of 4,157,543Top 55%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6644829	Rotatable light device and method	Kenneth Smith	2003-11-11
4307712	Rotatable, hermetically sealed, tubular, solar heat collecting system	—	1981-12-29