JM

John Mitchell

AT American Telephone And Telegraph: 1 patents #42 of 244Top 20%
BL Bell Telephone Laboratories: 1 patents #1 of 9Top 15%
📍 League City, TX: #2 of 21 inventorsTop 10%
🗺 Texas: #885 of 4,134 inventorsTop 25%
Overall (1989): #93,918 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4800485 On-line documentation facility John M. Ackroff, Michael J. Heffler 1989-01-24