PF

Petrus J.M. Fransen

U.S. Philips: 3 patents #2,537 of 8,851Top 30%
Overall (All Time): #1,633,622 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5934791 Electric lamp Nicasius G. T. Van Gennip, Winand H. A. M. Friederichs, Petrus H. Antonis 1999-08-10
5903109 Electrodeless low-pressure discharge lamp with specific electrical conductor clamping means Nicasius G. T. Van Gennip, Winand H. A. M. Friederichs, Petrus H. Antonis 1999-05-11
5804911 Electrodeless low-pressure discharge lamp Nicasius G. T. Van Gennip, Winand H. A. M. Friederichs, Petrus H. Antonis 1998-09-08