JS

Jan F. Suringh

KN Koninklijke Ptt Nederland N.V.: 1 patents #49 of 160Top 35%
Overall (All Time): #1,662,713 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5158183 Buffer system for the temporary storage of flat objects such as letters, and buffer for use in said buffer system Johannes H. M. Beerman, Harro M. V. Leijenhorst, Frank Pieter Van Pomeren 1992-10-27
4785942 Switch provided with one or more vanes and used for a sorting device Harro M. Van Leijenhorst, Geert J. Prins, Joseph E. H. Smeets 1988-11-22
4691586 Fine-adjusting device for accurate positioning an adjusting element Harro M. Van Leijenhorst 1987-09-08