Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9970166 | Concrete bridge system and related methods | Michael G. Carfagno, Philip A. Creamer | 2018-05-15 |
| 9803326 | Bridge system adapted for promoting sedimentation | Michael A. Blank, Edward H. Zax | 2017-10-31 |
| 9695558 | Foundation system for bridges and other structures | Michael G. Carfagno, Philip A. Creamer | 2017-07-04 |
| 9481968 | Bridge system and method including four sided concrete bridge units adapted for promoting sedimentation | Michael A. Blank, Edward H. Zax | 2016-11-01 |
| D765265 | Bridge unit | Michael R. Blank | 2016-08-30 |
| D751216 | Concrete bridge unit | Michael G. Carfagno, Philip A. Creamer | 2016-03-08 |
| D745186 | Concrete bridge unit | Michael G. Carfagno, Philip A. Creamer | 2015-12-08 |
| 8925282 | Foundation system for bridges and other structures | Michael G. Carfagno, Philip A. Creamer | 2015-01-06 |
| 8789337 | Foundation system for bridges and other structures | Michael G. Carfagno, Philip A. Creamer | 2014-07-29 |
| D697634 | Upper portion of a concrete bridge unit | Michael G. Carfagno, Philip A. Creamer | 2014-01-14 |
| D694910 | Upper portion of a concrete bridge unit | Michael G. Carfagno, Philip A. Creamer | 2013-12-03 |
| 8523486 | Concrete culvert assembly and related methods | Michael G. Carfagno, Philip A. Creamer | 2013-09-03 |
| 6962465 | Method for improving the environment within soil embedded culvert and bridge systems | Edward H. Zax | 2005-11-08 |