Johannus Otto Rooymans

LB Lemnis Lighting Patent Holding B.V.: 2 patents #1 of 5Top 20%

📍 Ermelo, NL: #7 of 19 inventorsTop 40%

Overall (All Time): #2,104,395 of 4,157,543Top 55%

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Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
7909479	Lighting arrangement and solid-state light source	—	2011-03-22
7911118	Heat sink lamp and method for manufacturing a heat sink	—	2011-03-22