JC

Jean-Louis Claing

📍 South Colonial Circle, CA: #6 of 16 inventorsTop 40%
Overall (All Time): #2,294,064 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5308189 Gripping device for retaining a ring member supporting a manhole cover — 1994-05-03
5078539 Bendable raising structure for manhole cover with predetermined weak spot — 1992-01-07