Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RF

Robert S. Freund

ATAT&T: 5 patents #3,608 of 18,772Top 20%
Livingston, NJ: #103 of 447 inventorsTop 25%
New Jersey: #16,490 of 69,400 inventorsTop 25%
Overall (All Time): #1,055,772 of 4,157,543Top 30%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5559053 Vertical cavity semiconductor laser Kent D. Choquette, Minghwei Hong, Daryoosh Vakhshoori 1996-09-24
5348912 Semiconductor surface emitting laser having enhanced optical confinement Kent D. Choquette, Minghwei Hong 1994-09-20
5275687 Process for removing surface contaminants from III-V semiconductors Kent D. Choquette, Minghwei Hong, Joseph Petrus Mannaerts 1994-01-04
5212701 Semiconductor surface emitting laser having enhanced optical confinement Kent D. Choquette, Minghwei Hong 1993-05-18
5101454 Light emitting diode with multifaceted reflector to increase coupling efficiency and alignment tolerance Greg E. Blonder, Roderick K. Watts, Robert C. Wetzel 1992-03-31