Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7764775 | Distributed intercom system | Daniel M. Tarkoff, Amy J. Hahne, William E. Bruggemeier, Matthew T. Miller | 2010-07-27 |
| 5454031 | Dial inbound meter interface unit which derives its power from a telephone line | Bruce E. Gray | 1995-09-26 |
| 5434911 | Call in-bound remote reading and data collection system | Bruce E. Gray | 1995-07-18 |
| 4258031 | Feed composition containing ronnel and antibiotic A3823 complex and use thereof | James T. Tollett | 1981-03-24 |