JD

John Danneffel

CO Comcast: 1 patents #232 of 608Top 40%
📍 Port Coquitlam, CA: #2 of 18 inventorsTop 15%
Overall (2017): #371,237 of 506,227Top 75%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9828150 Pipe thread protector with an inner tapered groove Max Danneffel 2017-11-28