Issued Patents All Time
Showing 26–50 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8049281 | Symmetric non-intrusive and covert technique to render a transistor permanently non-operable | William M. Clark, Jr., Gavin J. Harbison, Paul Ou Yang | 2011-11-01 |
| 7949883 | Cryptographic CPU architecture with random instruction masking to thwart differential power analysis | David B. Shu, William M. Clark, Jr. | 2011-05-24 |
| 7935603 | Symmetric non-intrusive and covert technique to render a transistor permanently non-operable | William M. Clark, Jr., Gavin J. Harbison, Paul Ou Yang | 2011-05-03 |
| 7888213 | Conductive channel pseudo block process and circuit to inhibit reverse engineering | William M. Clark, Jr., Gavin J. Harbison, James P. Baukus | 2011-02-15 |
| 7541266 | Covert transformation of transistor properties as a circuit protection method | William M. Clark, Jr., James P. Baukus | 2009-06-02 |
| 7514755 | Integrated circuit modification using well implants | William M. Clark, Jr., James P. Baukus, Gavin J. Harbison | 2009-04-07 |
| 7344932 | Use of silicon block process step to camouflage a false transistor | William M. Clark, Jr., Gavin J. Harbison, James P. Baukus | 2008-03-18 |
| 7294935 | Integrated circuits protected against reverse engineering and method for fabricating the same using an apparent metal contact line terminating on field oxide | James P. Baukus, William M. Clark, Jr. | 2007-11-13 |
| 7242063 | Symmetric non-intrusive and covert technique to render a transistor permanently non-operable | William M. Clark, Jr., Gavin J. Harbison, Paul Ou Yang | 2007-07-10 |
| 7217977 | Covert transformation of transistor properties as a circuit protection method | William M. Clark, Jr., James P. Baukus | 2007-05-15 |
| 7166515 | Implanted hidden interconnections in a semiconductor device for preventing reverse engineering | William M. Clark, Jr., James P. Baukus | 2007-01-23 |
| 7049667 | Conductive channel pseudo block process and circuit to inhibit reverse engineering | William M. Clark, Jr., Gavin J. Harbison, James P. Baukus | 2006-05-23 |
| 7008873 | Integrated circuit with reverse engineering protection | William M. Clark, Jr., James P. Baukus | 2006-03-07 |
| 6979606 | Use of silicon block process step to camouflage a false transistor | William M. Clark, Jr., Gavin J. Harbison, James P. Baukus | 2005-12-27 |
| 6940764 | Memory with a bit line block and/or a word line block for preventing reverse engineering | William M. Clark, Jr., James P. Baukus | 2005-09-06 |
| 6924552 | Multilayered integrated circuit with extraneous conductive traces | James P. Baukus, William M. Clark, Jr., Paul Ou Yang | 2005-08-02 |
| 6919600 | Permanently on transistor implemented using a double polysilicon layer CMOS process with buried contact | James P. Baukus, William M. Clark, Jr. | 2005-07-19 |
| 6897535 | Integrated circuit with reverse engineering protection | William M. Clark, Jr., James P. Baukus | 2005-05-24 |
| 6893916 | Programmable connector/isolator and double polysilicon layer CMOS process with buried contact using the same | James P. Baukus, William M. Clark, Jr. | 2005-05-17 |
| 6815816 | Implanted hidden interconnections in a semiconductor device for preventing reverse engineering | William M. Clark, Jr., James P. Baukus | 2004-11-09 |
| 6791191 | Integrated circuits protected against reverse engineering and method for fabricating the same using vias without metal terminations | James P. Baukus, William M. Clark, Jr. | 2004-09-14 |
| 6774413 | Integrated circuit structure with programmable connector/isolator | James P. Baukus, William M. Clark, Jr. | 2004-08-10 |
| 6740942 | Permanently on transistor implemented using a double polysilicon layer CMOS process with buried contact | James P. Baukus, William M. Clark, Jr. | 2004-05-25 |
| 6667245 | CMOS-compatible MEM switches and method of making | Tsung-Yuan Hsu, Daniel Hyman, Robert Y. Loo, Paul Ouyang, James H. Schaffner +2 more | 2003-12-23 |
| 6613661 | Process for fabricating secure integrated circuit | James P. Baukus, William M. Clark, Jr., Allan R. Kramer | 2003-09-02 |