Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RS

Rolf G. Schulein

LALeifheit Ag: 2 patents #1 of 3Top 35%
Singhofen, DE: #1 of 2 inventorsTop 50%
Overall (1994): #21,008 of 165,921Top 15%
2 Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5375284 Sweeper with molded sweeping roller having flexible sweeping strips Helmut Deimel 1994-12-27
5368203 Spice rack with magnetically held spice containers Rainer Friedrich 1994-11-29