Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5780157 | Composite structure | Robert H. Tuffias, Richard B. Kaplan | 1998-07-14 |
| 5621355 | Sampled data-biasing of continuous time integrated circuit | Timothy J. Johnson | 1997-04-15 |
| 5372380 | Filter and method of forming | Andrew J. Duffy, Richard B. Kaplan, Stanley A. Racik, Edwin P. Stankiewicz, Robert H. Tuffias | 1994-12-13 |
| 5283109 | High temperature resistant structure | Richard B. Kaplan, Hugh O. Pierson, J. Grady Sheek, Robert H. Tuffias | 1994-02-01 |
| 5154970 | High temperature resistant reticulated foam structure and process | Richard B. Kaplan, Hugh O. Pierson, Robert H. Tuffias | 1992-10-13 |
| 4282685 | Quick opening window for trailers and mobile homes | Richard Kratsas | 1981-08-11 |