DJ

Donald Matthew Johnson

CS Checkpoint Systems: 1 patents #4 of 8Top 50%
📍 Charlotte, NC: #167 of 507 inventorsTop 35%
🗺 North Carolina: #1,978 of 5,755 inventorsTop 35%
Overall (2017): #437,506 of 506,227Top 90%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9816297 Security device with multiple control states Benoit Perreau, David P. Christianson 2017-11-14