JC

John C. H. Chang

WS Wallace Computer Services: 1 patents #3 of 11Top 30%
📍 Naperville, IL: #48 of 183 inventorsTop 30%
🗺 Illinois: #1,021 of 4,484 inventorsTop 25%
Overall (1994): #115,312 of 165,921Top 70%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5344191 Hidden entry system and use thereof Peter Walter 1994-09-06