Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359493 | Methods and apparatus to monitor and/or adjust operations of doors | Derek Lewan, Quinn Mast, James Pelegrin, Michael Sivill | 2025-07-15 |
| 12253271 | Methods and apparatus to monitor environmental conditions and reduce condensation | Steven Campbell | 2025-03-18 |
| 12006767 | Apparatus and methods for door curtain breakaway detection | Michael Sivill, Christopher Saleh, Charles Runde, James Pelegrin, Nicholas J. Casey +1 more | 2024-06-11 |
| 11952825 | Methods and apparatus to monitor and/or adjust operations of doors | Derek Lewan, Quinn Mast, James Pelegrin, Michael Sivill | 2024-04-09 |
| 11708722 | Apparatus and methods for door curtain breakaway detection | Michael Sivill, Christopher Saleh, Charles Runde, James Pelegrin, Nicholas J. Casey +1 more | 2023-07-25 |
| 11010997 | Methods and apparatus to wirelessly interlock doors | Michael Sivill, Christopher Saleh, Perry W. Knutson | 2021-05-18 |
| 10529159 | Methods and apparatus to wirelessly interlock doors | Michael Sivill, Christopher Saleh, Perry W. Knutson | 2020-01-07 |
| 10435936 | Methods and systems to indicate the status of door operations | Ben Lietz, John Sealy, Jon Schumacher, Kyle Nelson, Perry W. Knutson +1 more | 2019-10-08 |
| 10358858 | Methods and systems to indicate the status of door operations | Ben Lietz, John Sealy, Jon Schumacher, Kyle Nelson, Perry W. Knutson +1 more | 2019-07-23 |
| D835666 | Touchscreen display with graphical user interface | Christopher Saleh, Jon Schumacher, Michael Sivill, Richard Mews | 2018-12-11 |
| D835667 | Touchscreen display with graphical user interface | Christopher Saleh, Jon Schumacher, Michael Sivill, Richard Mews | 2018-12-11 |
| D835127 | Touchscreen display with graphical user interface | Christopher Saleh, Jon Schumacher, Michael Sivill, Richard Mews | 2018-12-04 |
| 9672713 | Methods and apparatus to detect and warn proximate entities of interest | James C. Boerger, David J. Hoffmann, Ken Markham, Matthew C. McNeill, Timothy Muhl +3 more | 2017-06-06 |
| 9633537 | Methods and apparatus to detect and warn proximate entities of interest | James C. Boerger, David J. Hoffmann, Ken Markham, Matthew C. McNeill, Timothy Muhl +3 more | 2017-04-25 |
| 9631427 | Door curtains with position sensor switches | Daniel Vandermillen | 2017-04-25 |
| 9607496 | Methods and apparatus to detect and warn proximate entities of interest | James C. Boerger, David J. Hoffmann, Ken Markham, Matthew C. McNeill, Timothy Muhl +3 more | 2017-03-28 |
| 9547969 | Methods and apparatus to detect and warn proximate entities of interest | James C. Boerger, David J. Hoffmann, Ken Markham, Matthew C. McNeill, Timothy Muhl +3 more | 2017-01-17 |
| 9542824 | Methods and apparatus to detect and warn proximate entities of interest | James C. Boerger, David J. Hoffmann, Ken Markham, Matthew C. McNeill, Timothy Muhl +3 more | 2017-01-10 |
| 9493984 | Systems and methods to retain and refeed door curtains | Nicholas J. Casey, Perry W. Knutson, Timothy A. Haessler, William W. Hoerner | 2016-11-15 |
| 9388634 | Powered safety curtains | Carl David Hardison, III, David Swift, Ryan Pfaff | 2016-07-12 |
| 9309717 | Powered safety curtains | Carl David Hardison, III, David Swift, Ryan Pfaff | 2016-04-12 |
| 9230419 | Methods and apparatus to detect and warn proximate entities of interest | James C. Boerger, David J. Hoffmann, Ken Markham, Matthew C. McNeill, Timothy Muhl +3 more | 2016-01-05 |
| 9222304 | Systems and methods to retain and refeed door curtains | Nicholas J. Casey, Perry W. Knutson, Timothy A. Haessler, William W. Hoerner | 2015-12-29 |
| 8167020 | Upper seal for a horizontal side-moving door | Dean Shanahan, James C. Boerger, Steven Campbell, William W. Hoerner | 2012-05-01 |
| 7151450 | Door with a safety antenna | Lucas I. Paruch, James C. Boerger | 2006-12-19 |