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

Toshiaki Okubo

Overall (All Time): #2,216,111 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6419546 Doll movable structure for loin and groin Tatsuhiko Akashi 2002-07-16
6267640 Joint structure for shoulder of synthetic-resin-made doll Tatsuhiko Akashi 2001-07-31