Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10216187 | Unmanned vehicle operating modes | Thomas Zygmant, Jesse J. Lesperance, Ira E. Zoock | 2019-02-26 |
| 9778655 | Unmanned vehicle operating modes | Thomas Zygmant, Jesse J. Lesperance, Ira E. Zoock | 2017-10-03 |
| 9499264 | Unmanned vehicle operating modes | Thomas Zygmant, Jesse J. Lesperance, Ira E. Zoock | 2016-11-22 |
| 8967544 | Automatic cargo hook release assembly | Jesse J. Lesperance, Ira E. Zoock, Thomas Zygmant | 2015-03-03 |
| 8794639 | Sealing assembly having liquid-filled seal | James A. Westhoff, Christopher Handago | 2014-08-05 |
| 7918464 | Gasket package | James A. Westhoff, Christopher Handago | 2011-04-05 |
| 7677829 | Inserts and reusable holder therefor | James A. Westhoff, James Mirales | 2010-03-16 |
| 7624992 | Gasket package | James A. Westhoff, Christopher Handago | 2009-12-01 |
| 7108101 | Manhole insert for manufacture of a cast member and to provide a step insert having increased structural and holding strength | James A. Westhoff, Craig Benjamin Williams | 2006-09-19 |
| 6921085 | Packaging design incorporating gasket clamping assemblies and installation instructions | James Mirales, James A. Westhoff | 2005-07-26 |
| 6651949 | Apparatus for casting a gasket and associated positioning member into an opening and a cast member for receiving a conduit | James A. Westhoff | 2003-11-25 |
| 6607219 | Expansion type clamping band characterized by simplified design and ease of use | James Mirales, James A. Westhoff | 2003-08-19 |
| 6568691 | Method and apparatus for forming cast members having embedded boot type gaskets | James A. Westhoff | 2003-05-27 |
| 6406025 | Gasket and method for fabrication and use with corrugated pipe | James A. Westhoff, William C. Andrick | 2002-06-18 |
| 6371436 | Placement ring assembly having magnetic securing means | James A. Westhoff | 2002-04-16 |
| 6196517 | Placement ring assembly having cushioned knockout assembly | James A. Westhoff | 2001-03-06 |
| 6126173 | Extruded gasket for cored manholes | James A. Westhoff | 2000-10-03 |
| 5997006 | Bidirectional gasket having water energizing pockets | James A. Westhoff | 1999-12-07 |
| 5884438 | Lift insert assembly and fabrication assembly method therefore | James A. Westhoff | 1999-03-23 |
| 5860254 | Lift insert assembly and fabrication assembly method | James A. Westhoff | 1999-01-19 |
| 5396252 | Multiple target discrimination | — | 1995-03-07 |
| RE34787 | Bidirectional gasket having water energizing pockets | James A. Westhoff | 1994-11-15 |
| 5299884 | Water lock method and apparatus | James A. Westhoff | 1994-04-05 |
| 5248154 | Bidirectional gasket | James A. Westhoff | 1993-09-28 |
| 5217237 | Bidirectional gasket having water energizing pockets | James A. Westhoff | 1993-06-08 |