LP

Leonardus C. M. G. Pfennings

U.S. Philips: 4 patents #10 of 1,030Top 1%
Overall (1989): #4,448 of 140,708Top 4%
4
Patents 1989

Issued Patents 1989

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4868665 Charge-coupled device with varible storage capacity and constant clock frequency Frits A. Steenhof 1989-09-19
4849943 Integrated memory circuit having a block selection circuit 1989-07-18
4823319 Integrated memory circuit having complementary bit line charging 1989-04-18
4817090 Integrated electronic multiplex circuit Hendrikus J. M. Veendrick, Adrianus T. Van Zanten 1989-03-28