Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7197536 | Primitive communication mechanism for adjacent nodes in a clustered computer system | Bruce Beukema, David R. Engebretsen, Thomas R. Sand, Kenneth M. Valk | 2007-03-27 |
| 7110402 | Method and system for filtering inter-node communication in a data processing system | Timothy R. Block, David R. Engebretsen, Thomas R. Sand, Kenneth M. Valk | 2006-09-19 |
| 7088715 | Apparatus for filtering inter-node communication in a data processing system | Timothy R. Block, David R. Engebretsen, Thomas R. Sand, Kenneth M. Valk | 2006-08-08 |
| 6944155 | Apparatus for filtering inter-node communication in a data processing system | Timothy R. Block, David R. Engebretsen, Thomas R. Sand, Kenneth M. Valk | 2005-09-13 |
| 6754753 | Atomic ownership change operation for input/output (I/O) bridge device in clustered computer system | Bruce Beukema, David R. Engebretsen, Thomas R. Sand, Kenneth M. Valk | 2004-06-22 |
| 5042404 | Method of retaining sulfur in ash during coal combustion | Bernard P. Breen, Roger W. Glickert | 1991-08-27 |
| 5004314 | Optical signal modulation device | Alan R. Beaumont, Barbara E. Daymond-John, David G. Cunningham, William A. Stallard | 1991-04-02 |
| 4851079 | Producing lithium niobate waveguide structures | Alan R. Beaumont | 1989-07-25 |
| D263091 | Racquetball helmet | — | 1982-02-23 |