Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4956558 | System for measuring film thickness | Charles R. Batishko, Leslie J. Kirihara, Timothy J. Peters | 1990-09-11 |
| 4270876 | Method of lining a vertical mine shaft with concrete | James D. Eklund, Joseph M. Halter, Robert G. Sullivan, Robert B. Moffat | 1981-06-02 |