| 11617980 |
Air filter condition sensing |
Jonathan B. Arthur, Karl W. Bloedorn, Jayant Chakravarty, Gene B. Portelli, Dennis M. Glass +5 more |
2023-04-04 |
| 11607635 |
Air filter condition sensing |
Jonathan B. Arthur, Karl W. Bloedorn, Jayant Chakravarty, Gene B. Portelli, Dennis M. Glass +5 more |
2023-03-21 |
| D978443 |
Hearing protector |
Gregory G. Jager, Jason T. Lunn, Eric O. Hemberg, Oscar Hemberg, Anders Hellberg +1 more |
2023-02-14 |
| 11504278 |
Adaptive electronic hearing protection device |
Oscar Hemberg, Eric O. Hemberg, Henrik Fransson, Gregory G. Jager |
2022-11-22 |
| 11202982 |
Air filter condition sensing |
Jonathan B. Arthur, Karl W. Bloedorn, Jayant Chakravarty, Gene B. Portelli, Dennis M. Glass +5 more |
2021-12-21 |
| 10722404 |
Comfort headband for hearing protectors |
Nicolas A. Echeverri, Oscar Hemberg, Eric O. Hemberg |
2020-07-28 |
| 10646809 |
Air filter condition sensing |
Jonathan B. Arthur, Karl W. Bloedorn, Jayant Chakravarty, Gene B. Portelli, Dennis M. Glass +5 more |
2020-05-12 |
| 10363509 |
Air filter condition sensing |
Jonathan B. Arthur, Karl W. Bloedorn, Jayant Chakravarty, Gene B. Portelli, Dennis M. Glass +5 more |
2019-07-30 |
| 10172742 |
Hearing protector with compartment for rechargeable battery pack |
Oscar Hemberg, Eric O. Hemberg |
2019-01-08 |
| D830642 |
Hearing protector headband |
Eric O. Hemberg, Oscar Hemberg, Edvard B. E. Mänsson, Angela L. Pan, Gregory G. Jager |
2018-10-09 |
| D807584 |
Hearing protector |
Nicolas A. Echeverri, Eric O. Hemberg, Oscar Hemberg |
2018-01-09 |
| D807585 |
Hearing protector headband |
Nicolas A. Echeverri, Eric O. Hemberg, Oscar Hemberg |
2018-01-09 |
| D805257 |
Hearing protector headband |
Edvard B. E. Maansson, Gregory G. Jager, Angela L. Pan, Eric O. Hemberg, Oscar Hemberg +1 more |
2017-12-12 |
| D795801 |
Battery pack |
Oscar Hemberg, Eric O. Hemberg |
2017-08-29 |
| 9628897 |
Adaptive frequency response, adaptive automatic level control and handling radio communications for a hearing protector |
Oscar Hemberg, Eric O. Hemberg |
2017-04-18 |
| D766520 |
Hearing protector |
Nicolas A. Echeverri, Kelly R. Potter, Brenda M. Bonney, Jason T. Lunn, Garin G. Ipsen +3 more |
2016-09-13 |
| D764717 |
Hearing protector |
Lindsay J. Adams, Brenda M. Bonney, Nicolas A. Echeverri, Garin G. Ipsen, Oscar Hemberg +1 more |
2016-08-23 |
| D763518 |
Hearing protector headband |
Lindsay J. Adams, Brenda M. Bonney, Nicolas A. Echeverri, Garin G. Ipsen, Oscar Hemberg +1 more |
2016-08-09 |
| D753884 |
Hearing protector |
Brenda M. Bonney, Scott T. Cheek, Nicolas A. Echeverri, Oscar Hemberg |
2016-04-12 |
| D752816 |
Hearing protector |
Brenda M. Bonney, Lindsay J. Adams, Nicolas A. Echeverri, Oscar Hemberg, Eric O. Hemberg |
2016-03-29 |
| D747557 |
Hearing protector |
Brenda M. Bonney, Scott T. Cheek, Nicolas A. Echeverri, Oscar Hemberg |
2016-01-12 |
| D736475 |
Hearing protector |
Scott T. Cheek, Brenda M. Bonney, Sean C. McGreevy, Oscar Hemberg |
2015-08-11 |
| 7103392 |
Wireless intercom system |
James C. Medek, Ronald W. Hall |
2006-09-05 |
| 6416010 |
Cable installing method and apparatus |
— |
2002-07-09 |
| 6267355 |
Cable installing method and apparatus |
— |
2001-07-31 |
