WB

Wolter Buikema

HB Hollandse Signaalapparaten B.V.: 3 patents #10 of 87Top 15%
Overall (All Time): #1,666,719 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4899113 Switching helix power supply for a TWT — 1990-02-06
4777576 Energy converter with series resonant bridge and switching circuit — 1988-10-11
4488213 Energy converter — 1984-12-11