Issued Patents All Time
Showing 51–74 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D438644 | Glider frame for single glider window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2001-03-06 |
| D437424 | Picture frame with J-channel for picture window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2001-02-06 |
| D437061 | Bendable picture frame for picture window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2001-01-30 |
| D436672 | Construction sill for double and single hung window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2001-01-23 |
| D436671 | Construction glider frame for single glider window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2001-01-23 |
| D436670 | Glider frame for single glider | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2001-01-23 |
| D436413 | Jamb for double hung window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2001-01-16 |
| D436187 | Glider frame for double glider window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2001-01-09 |
| D436189 | Picture frame for replacement picture window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2001-01-09 |
| D436188 | Picture frame with flush fin for picture window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2001-01-09 |
| D434967 | Upper sash bracket for single hung window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2000-12-12 |
| D434637 | Stay bar bracket for single glider window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2000-12-05 |
| D433159 | Bendable picture frame with flush fin for picture window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2000-10-31 |
| D432678 | J-channel sill for double and single hung window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2000-10-24 |
| D432679 | Replacement sill for double and single hung window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2000-10-24 |
| D432681 | Bendable picture frame with J-channel for picture window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2000-10-24 |
| D432680 | Bendable picture frame for replacement picture window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2000-10-24 |
| D432676 | Flush fin glider frame for single glider window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2000-10-24 |
| D432677 | J-channel glider frame for single glider window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2000-10-24 |
| D432248 | Glider frame for new construction double glider window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2000-10-17 |
| D432249 | Replacement glider frame for single glider window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2000-10-17 |
| D432250 | Flush fin for double and single hung window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2000-10-17 |
| D432251 | Picture frame for picture window | Jerome Carl Habeck, Dennis Westphal, David S. Levine | 2000-10-17 |
| 5243801 | Refractory tile for heat exchanger protection | Donald B. Aiken, Wayne P. Hults, David T. Wasyluk | 1993-09-14 |