Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D326514 | Electronic air cleaner | William J. Saunders, Eric H. Albrecht, Rengaswamy Ramakrishnan | 1992-05-26 |
| 5034033 | Modular electronic air cleaning device | William J. Saunders, Eric H. Albrecht, Rengaswamy Ramakrishnan | 1991-07-23 |
| D310410 | Room air conditioner grill | David M. Lapychak, James B. Watson, Edwin G. Gullet | 1990-09-04 |
| D310411 | Room air conditioner grill | David M. Lapychak, James B. Watson, Edwin G. Gullet | 1990-09-04 |
| D284305 | Room air conditioner grill | David M. Lapychak, William J. Saunders, Robert Bruffey | 1986-06-17 |
| 4586762 | Door and drawer front having a recessed grasping surface | Joe H. Kennedy, A. Ronald Holland, Thomas Richey | 1986-05-06 |
| D282681 | Operatory module for a health treatment facility | Robert Case, Joe H. Kennedy, Randall N. Bartlett | 1986-02-18 |
| D282682 | Operatory module for a health treatment facility | Robert Case, Joe H. Kennedy, Randall N. Bartlett | 1986-02-18 |
| D282683 | Operatory module system for a health treatment facility | Robert Case, Joe H. Kennedy, Randall N. Bartlett | 1986-02-18 |
| D282574 | Operatory module for a health treatment facility | Robert Case, Joe H. Kennedy, Randall N. Bartlett | 1986-02-11 |
| D282571 | Operatory module for a health treatment facility | Robert Case, Randall N. Bartlett | 1986-02-11 |
| D282575 | Operatory module for a health treatment facility | Robert Case, Joe H. Kennedy, Randall N. Bartlett | 1986-02-11 |
| D280517 | Transparency viewer | Randall N. Bartlett | 1985-09-10 |
| 4429918 | Operatory stool | Kenneth L. Barrett, Arden Jenkins | 1984-02-07 |