Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6173394 | Instruction having bit field designating status bits protected from modification corresponding to arithmetic logic unit result | Karl M. Guttag, Keith Balmer | 2001-01-09 |
| 6173305 | Division by iteration employing subtraction and conditional source selection of a prior difference or a left shifted remainder | — | 2001-01-09 |
| 6116768 | Three input arithmetic logic unit with barrel rotator | Karl M. Guttag, Keith Balmer, Robert J. Gove, Christopher Jensen Read, Jeremiah E. Golston +2 more | 2000-09-12 |
| 6098163 | Three input arithmetic logic unit with shifter | Karl M. Guttag, Keith Balmer, Robert J. Gove, Christopher Jensen Read, Jeremiah E. Golston +2 more | 2000-08-01 |
| 6058473 | Memory store from a register pair conditional upon a selected status bit | Karl M. Guttag, Keith Balmer | 2000-05-02 |
| 5995747 | Three input arithmetic logic unit capable of performing all possible three operand boolean operations with shifter and/or mask generator | Karl M. Guttag, Keith Balmer, Robert J. Gove, Christopher Jensen Read, Jeremiah E. Golston +2 more | 1999-11-30 |
| 5995748 | Three input arithmetic logic unit with shifter and/or mask generator | Karl M. Guttag, Keith Balmer, Robert J. Gove, Christopher Jensen Read, Jeremiah E. Golston +2 more | 1999-11-30 |
| 5974539 | Three input arithmetic logic unit with shifter and mask generator | Karl M. Guttag, Keith Balmer, Robert J. Gove, Christopher Jensen Read, Jeremiah E. Golston +2 more | 1999-10-26 |
| 5961635 | Three input arithmetic logic unit with barrel rotator and mask generator | Karl M. Guttag, Keith Balmer, Robert J. Gove, Christopher Jensen Read, Jeremiah E. Golston +2 more | 1999-10-05 |
| 5761726 | Base address generation in a multi-processing system having plural memories with a unified address space corresponding to each processor | Karl M. Guttag, Keith Balmer, Robert J. Gove, Christopher Jensen Read, Jeremiah E. Golston +2 more | 1998-06-02 |
| 5734880 | Hardware branching employing loop control registers loaded according to status of sections of an arithmetic logic unit divided into a plurality of sections | Karl M. Guttag, Keith Balmer, Robert J. Gove, Christopher Jensen Read, Jeremiah E. Golston +2 more | 1998-03-31 |
| 5696959 | Memory store from a selected one of a register pair conditional upon the state of a selected status bit | Karl M. Guttag, Keith Balmer | 1997-12-09 |
| 5696954 | Three input arithmetic logic unit with shifting means at one input forming a sum/difference of two inputs logically anded with a third input logically ored with the sum/difference logically anded with an inverse of the third input | Karl M. Guttag, Keith Balmer, Robert J. Gove, Christopher Jensen Read, Jeremiah E. Golston +2 more | 1997-12-09 |
| 5673407 | Data processor having capability to perform both floating point operations and memory access in response to a single instruction | Christopher Jensen Read, Karl M. Guttag, Robert J. Gove, Michael C. Gill, Nicholas Ing Simmons +2 more | 1997-09-30 |
| 5644524 | Iterative division apparatus, system and method employing left most one's detection and left most one's detection with exclusive or | Jerry R. Van Aken, Karl M. Guttag | 1997-07-01 |
| 5640578 | Arithmetic logic unit having plural independent sections and register storing resultant indicator bit from every section | Keith Balmer, Nicholas Ing-Simmons, Karl M. Guttag, Robert J. Gove, Jeremiah E. Golston +1 more | 1997-06-17 |
| 5634065 | Three input arithmetic logic unit with controllable shifter and mask generator | Karl M. Guttag, Keith Balmer, Robert J. Gove, Christopher Jensen Read, Jeremiah E. Golston +2 more | 1997-05-27 |
| 5600847 | Three input arithmetic logic unit with mask generator | Karl M. Guttag, Keith Balmer, Robert J. Gove, Christopher Jensen Read, Jeremiah E. Golston +2 more | 1997-02-04 |
| 5596519 | Iterative division apparatus, system and method employing left most one's detection and left most one's detection with exclusive OR | Jerry R. Van Aken, Karl M. Guttag | 1997-01-21 |
| 5590350 | Three input arithmetic logic unit with mask generator | Karl M. Guttag, Keith Balmer, Robert J. Gove, Christopher Jensen Read, Jeremiah E. Golston +2 more | 1996-12-31 |
| 5560030 | Transfer processor with transparency | Karl M. Guttag, Christopher Jensen Read, Robert J. Gove, Jeremiah E. Golston | 1996-09-24 |
| 5493646 | Pixel block transfer with transparency | Karl M. Guttag, Robert J. Gove, Jeremiah E. Golston, Christopher Jensen Read | 1996-02-20 |
| 5487146 | Plural memory access address generation employing guide table entries forming linked list | Karl M. Guttag, Keith Balmer, Robert J. Gove, Christopher Jensen Read | 1996-01-23 |
| 5442581 | Iterative division apparatus, system and method forming plural quotient bits per iteration | — | 1995-08-15 |
| 4298949 | Electronic calculator system having high order math capability | — | 1981-11-03 |