Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Home › Inventors › John Koivukangas
JK

John Koivukangas

Haukipudas, FI: #1 of 2 inventorsTop 50%
Overall (1989): #94,559 of 140,708Top 70%
1 Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4834089 Adapter for brain surgery Seppo Noponen 1989-05-30

Nearby-Ranked Inventors

Joel S. Kollin1
Jochen Koll1
Joachim Kolbe1
John J. Kokoszka1
Jozsef Kokai1
John R. Koetje1
John E. Koerner1
Joseph Koehler1
Joze Kobe1