Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5913104 | Method and apparatus to hold integrated circuit chips onto a chuck and to simultaneously remove multiple integrated circuit chips from a cutting chuck | John G. Piper, Chris Keith, Donald M. Heideman | 1999-06-15 | $15,363,000 |
| 5888127 | Apparatus to hold and remove an integrated circuit chip on a cutting chuck | John G. Piper, Chris Keith, Donald M. Heideman | 1999-03-30 | $12,168,000 |