Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Tatsuto Ryugo — 9 Patents

Panasonic: 9 patents #2,933 of 21,108Top 15%
Overall (All Time): #531,188 of 4,157,543Top 15%
9 Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
12361719 Display apparatus Masayoshi Michiguchi, Kenji Okano, Yukiko Kanno 2025-07-15
12220825 Display apparatus Masayoshi Michiguchi, Kenji Okano, Yukiko Kanno 2025-02-11
12214510 Display apparatus Masayoshi Michiguchi, Kenji Okano, Yukiko Kanno 2025-02-04
11657618 Display apparatus Masayoshi Michiguchi, Kenji Okano, Yukiko Kanno 2023-05-23
10970562 Display apparatus Masayoshi Michiguchi, Kenji Okano, Yukiko Kanno 2021-04-06
10235575 Driving assistance apparatus Masayoshi Michiguchi, Kenji Okano, Yukiko Kanno 2019-03-19
9727796 Parking assistance system and parking assistance method Akihisa Kawasaki, Koji Fujii 2017-08-08
9697735 Drive assistance device Masayoshi Michiguchi 2017-07-04
8970398 Parking assistance device using multiple parking guidance indicators Masayoshi Michiguchi, Kenji Okano, Yukiko Kanno 2015-03-03