Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12241658 | Heliostat calibration | — | 2025-03-04 |
| 11753963 | Method for repairing in-situ installations inside a compressor rear frame case of a gas turbine | Virgil Adam, Glenn Knight, Wiebe Van Der Werff, Valerio Goffi | 2023-09-12 |
| 7650440 | Peripheral supplied addressing in a simple DMA module | Steven Dawson, Brian Boles | 2010-01-19 |
| 7225088 | Programmable power supply and brownout detector for electronic equipment | Theodor Johannes Dippenaar, Pieter Schieke | 2007-05-29 |
| 7158771 | Integrated circuit transponder having a plurality of high-gain radio frequency signal inputs | Pieter Schieke, Willem J. Marneweck | 2007-01-02 |
| 6522981 | Programmable power supply and brownout detector method for a microprocessor power supply | Theodor Johannes Dippenaar, Pieter Schieke | 2003-02-18 |
| 6516182 | High gain input stage for a radio frequency identification (RFID) transponder and method therefor | Pieter Schieke | 2003-02-04 |
| 6509825 | Integrated circuit device having a self-biased, single pin radio frequency signal input | Pieter Schieke, Willem J. Marneweck | 2003-01-21 |
| 6446212 | Processor having an extended operating voltage range | Johannes A. van Niekerk, Willem J. Marneweck, Frederick Johannes Bruwer | 2002-09-03 |
| 6393589 | Watchdog timer control circuit with permanent and programmable enablement | Johannes A. van Niekerk | 2002-05-21 |
| 6384670 | Method of using a bandgap voltage comparator in a low voltage detection circuit | Layton Eagar | 2002-05-07 |
| 6304823 | Microprocessor power supply system including a programmable power supply and a programmable brownout detector | Theodor Johannes Dippenaar, Pieter Schieke | 2001-10-16 |
| 6268764 | Bandgap voltage comparator used as a low voltage detection circuit | Layton Eagar | 2001-07-31 |
| 6175312 | Encoder and decoder microchips and remote control devices for secure unidirectional communication | Frederick Johannes Bruwer, Gideon Jacobus Kuhn | 2001-01-16 |
| 6166960 | Method, system and apparatus for determining that a programming voltage level is sufficient for reliably programming an eeprom | Willem J. Marneweck, Meiling Chen | 2000-12-26 |
| 6151238 | Calibrating functions of an integrated circuit and storing calibration parameters thereof in a programmable fuse array | Paul Hofhine, Clark Rogers | 2000-11-21 |
| 6058294 | Adjustable frequency stabilizing internal chip capacitor system | Frederick Johannes Bruwer | 2000-05-02 |
| 5998980 | Highly efficient multi-frequency voltage regulating circuit incorporating a magnetic field power sensor and programmable magnetic field detection | Pieter Schieke | 1999-12-07 |
| 5768208 | Fail safe non-volatile memory programming system and method therefor | Frederick Johannes Bruwer, Emile VAN ROOYEN, Thomas C. Salt | 1998-06-16 |
| 5675534 | Method and apparatus for preventing unauthorized access to nonvolatile memory in electronic encoders having a voltage level detection circuit | Kent Hewitt | 1997-10-07 |
| 5675622 | Method and apparatus for electronic encoding and decoding | Kent Hewitt, Emile VAN ROOYEN, Frederick Johannes Bruwer | 1997-10-07 |
| 5517187 | Microchips and remote control devices comprising same | Frederick Johannes Bruwer, Gideon Jacobus Kuhn | 1996-05-14 |