HG

Hans-Peter Grassl

SA Siemens Aktiengesellschaft: 2 patents #73 of 995Top 8%
📍 Zorneding, DE: #1 of 8 inventorsTop 15%
Overall (1989): #26,675 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4809213 Two-track convolver operating with acoustic waves and with suppression of self-convolution signals — 1989-02-28
4799184 Convolver arangement with acoustic waves — 1989-01-17