Issued Patents All Time
Showing 26–50 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5389876 | Flexible eddy current surface measurement array for detecting near surface flaws in a conductive part | Kristina Helena Valborg Hedengren, Richard O. McCary, Robert P. Alley, Richard J. Charles, John D. Young | 1995-02-14 |
| 5359496 | Hermetic high density interconnected electronic system | Robert J. Wojnarowski, Charles W. Eichelberger | 1994-10-25 |
| 5355102 | HDI impedance matched microwave circuit assembly | Robert J. Wojnarowski, Charles W. Eichelberger | 1994-10-11 |
| 5351001 | Microwave component test method and apparatus | David Bates | 1994-09-27 |
| 5345205 | Compact high density interconnected microwave system | — | 1994-09-06 |
| 5331203 | High density interconnect structure including a chamber | Robert J. Wojnarowski, Charles W. Eichelberger | 1994-07-19 |
| 5315486 | Hermetically packaged HDI electronic system | Raymond Albert Fillion, Edward S. Bernard | 1994-05-24 |
| 5315234 | Eddy current device for inspecting a component having a flexible support with a plural sensor array | George H. Sutton, Jr., Francis Howard Little, Kristina Helena Valborg Hedengren, Richard J. Charles, Donna C. Hurley | 1994-05-24 |
| 5262722 | Apparatus for near surface nondestructive eddy current scanning of a conductive part using a multi-layer eddy current probe array | Kristina Helena Valborg Hedengren, Richard J. Charles | 1993-11-16 |
| 5235159 | Control system, method of operating a heating apparatus and controlled heating apparatus | John D. Harnden, Jr., Robert P. Alley | 1993-08-10 |
| 5206712 | Building block approach to microwave modules | David Bates | 1993-04-27 |
| 5157255 | Compact, thermally efficient focal plane array and testing and repair thereof | Walter M. Marcinkiewicz, William E. Davern, Herbert Ziegler, Jonathan R. Miles | 1992-10-20 |
| 5146303 | Compact, thermally efficient focal plane array and testing and repair thereof | Walter M. Marcinkiewicz, William E. Davern, Herbert C. Zieger, Jonathan R. Miles | 1992-09-08 |
| RE33691 | Piezoelectric ceramic switching devices and systems and method of making the same | John D. Harnden, Jr. | 1991-09-17 |
| RE33618 | Method for initially polarizing and centering a piezoelectric ceramic switching device | John D. Harnden, Jr. | 1991-06-25 |
| RE33587 | Method for (prepolarizing and centering) operating a piezoceramic power switching device | John D. Harnden, Jr., George A. Farrall | 1991-05-14 |
| RE33577 | Advanced piezoceramic power switching devices employing protective gastight enclosure and method of manufacture | John D. Harnden, Jr., George A. Farrall | 1991-04-23 |
| RE33568 | Piezoelectric ceramic switching devices and systems and methods of making the same | John D. Harnden, Jr. | 1991-04-09 |
| 4967568 | Control system, method of operating an atmospheric cooling apparatus and atmospheric cooling apparatus | John D. Harnden, Jr. | 1990-11-06 |
| 4916349 | Latching piezoelectric relay | — | 1990-04-10 |
| 4868448 | Piezoelectric relay switching matrix | — | 1989-09-19 |
| 4819126 | Piezoelectic relay module to be utilized in an appliance or the like | John D. Harnden, Jr. | 1989-04-04 |
| 4764714 | Electronic starting circuit for an alternating current motor | Robert P. Alley, John D. Harnden, Jr. | 1988-08-16 |
| 4755706 | Piezoelectric relays in sealed enclosures | John D. Harnden, Jr. | 1988-07-05 |
| 4742263 | Piezoelectric switch | John D. Harnden, Jr., James E. Kohl, Michael Adler | 1988-05-03 |