Issued Patents All Time
Showing 25 most recent of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10907843 | Ventilating system and method | Robert G. Penlesky, Mirko Zakula, Corey Scott Jacak | 2021-02-02 |
| 10760579 | Speaker fan system and method | Benjamin Thorpe Puffer, Brent Elliott Coffey | 2020-09-01 |
| 10323853 | Ventilation system and method | Mirko Zakula, Robert G. Penlesky | 2019-06-18 |
| 10113550 | Ventilation system and method | Mirko Zakula, Robert G. Penlesky | 2018-10-30 |
| 10054127 | Speaker fan system and method | Benjamin Thorpe Puffer, Brent Elliott Coffey | 2018-08-21 |
| 9945580 | Ventilation system | Robert G. Penlesky, Mirko Zakula, John R. Adrian | 2018-04-17 |
| 9935438 | Door chime assembly | Kenneth J. Jonas | 2018-04-03 |
| 9797404 | Speaker fan system and method | Benjamin Thorpe Puffer, Brent Elliott Coffey | 2017-10-24 |
| 9689581 | Ventilation system and method | Mirko Zakula, Robert G. Penlesky, Kenneth J. Jonas | 2017-06-27 |
| D764651 | Scroll grid | Mirko Zakula, Robert G. Penlesky | 2016-08-23 |
| D754838 | Knock-out panel | Robert G. Penlesky, Mirko Zakula | 2016-04-26 |
| 9303888 | Ventilation system and method | John R. Adrian, Mirko Zakula, Robert G. Penlesky | 2016-04-05 |
| D742498 | Crescent baffle | Mirko Zakula, Robert G. Penlesky | 2015-11-03 |
| D732156 | Exhaust fan muffler | Robert G. Penlesky, Mirko Zakula | 2015-06-16 |
| 9022622 | Lighting and ventilating apparatus and method | Gary J. Craw | 2015-05-05 |
| 8434916 | Lighting and ventilating apparatus and method | Gary J. Craw | 2013-05-07 |
| D678995 | Grille | Kiyoshi Hoshino, Mirko Zakula | 2013-03-26 |
| D669571 | Scroll housing | Robert G. Penlesky, Mirko Zakula | 2012-10-23 |
| D669570 | Duct connector | Robert G. Penlesky, Mirko Zakula | 2012-10-23 |
| D618782 | Grille | Mirko Zakula, Corey Scott Jacak | 2010-06-29 |
| 7654495 | Hanger assembly | John R. Adrian, Richard G. McDonald, Robert G. Penlesky, Kenneth J. Jonas | 2010-02-02 |
| 7455432 | Lighting and ventilating apparatus and method | Gary J. Craw | 2008-11-25 |
| 7455500 | Modular ventilating exhaust fan assembly and method | Robert G. Penlesky | 2008-11-25 |
| 7203416 | Ventilating and heating apparatus with heater shielded by tapered discharge duct | Gary J. Craw, Christopher Nemacheck, Kenneth J. Jonas | 2007-04-10 |
| 7175309 | Lighting and ventilating apparatus and method | Gary J. Craw | 2007-02-13 |