Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Carl-Axel Sjogreen Perstorp Ab 1
1 Kent Hamacek Perstorp Ab 1
1 Hans Ellström Saab Ab 1
1 Bertil Lofkvist Perstorp Ab 1