AS

Adrianus Sempel

U.S. Philips: 2 patents #73 of 1,030Top 8%
Overall (1989): #31,770 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4877979 Filter arrangement — 1989-10-31
4871985 Low noise relaxation oscillator — 1989-10-03