Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5351855 | Humidistat reset control | Eric W. Grald | 1994-10-04 |
| 5318104 | Error based zone controller | Dipak J. Shah, J. Ward MacArthur, Robert L. Buchholz, Eric W. Grald | 1994-06-07 |