Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816208 | Alarm management system | David D. Woods, William C. Elm, George E. Butterworth, III, James R. Easter | 1989-03-28 |
| 4815014 | Machine assisted execution of process operating procedures | Roger A. Mundy, Victor N. K. Impink | 1989-03-21 |
| 4803039 | On line interactive monitoring of the execution of process operating procedures | Albert J. Impink, Jr., Roger A. Mundy | 1989-02-07 |