HG

Hans L. Grafelmann

📍 Bremen, DE: #144 of 1,098 inventorsTop 15%
Overall (All Time): #1,303,531 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4863383 self-taping screw-in bone implant for dental purposes 1989-09-05
4538304 Bone implant 1985-09-03
4511334 Dental instrument for cutting slots for receiving implants into the jaw 1985-04-16
4406623 Screw-type bone implant for receiving a dental prosthesis Dino Garbaccio 1983-09-27