DT

Donald William Tomkins

OG Opsec Security Group: 1 patents #3 of 6Top 50%
🗺 Pennsylvania: #2,197 of 7,031 inventorsTop 35%
Overall (2016): #413,872 of 481,213Top 90%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9279927 Security device having optically variable device portion and method of making the same 2016-03-08