Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834538 | Spark plug mounted thick film strain gauge | Ronald J. Kiess, Lewis Henry Little, Raymond O. Butler, Jr. | 2004-12-28 |
| 6679100 | Spark plug mounted thick film strain gauge | Ronald J. Kiess, Lewis Henry Little, Raymond O. Butler, Jr. | 2004-01-20 |