HA

Harmen Van As

IBM: 10 patents #10,888 of 70,183Top 20%
Overall (All Time): #524,346 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6556593 Digital cross connect and add/drop multiplexing device for SDH or SONET signals Andreas Herkersdorf, Wolfram Lemppenau 2003-04-29
5901140 Selective congestion control mechanism for information networks Hans Rudolf Schindler 1999-05-04
5768258 Selective congestion control mechanism for information networks Hans Rudolf Schindler 1998-06-16
5764392 Access control system for a multi-channel transmission ring Hans Rudolf Schindler 1998-06-09
5636164 Gate array for accelerating access to a random access memory Hans Rudolf Schindler, Wolfram Lemppenau 1997-06-03
5515265 Apparatus for determining the optimal value of a control parameter Hans Rudolf Schindler, Wolfram Lemppenau 1996-05-07
5327428 Collision-free insertion and removal of circuit-switched channels in a packet-switched transmission structure Wolfram Lemppenau, Erwin A. Zurfluh 1994-07-05
5276682 Medium access technique for LAN systems Wolfram Lemppenau 1994-01-04
5214649 Insert/remove signalling in LAN systems Wolfram Lemppenau, Erwin A. Zurfluh 1993-05-25
4843606 Local area communication system for integrated services based on a token-ring transmission medium Werner Bux, Felix H. Closs, Johann Mueller, Pitro A. Zafiropulo 1989-06-27