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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Kei Tanabe — 3 Patents in 2018

Tdk: 2 patents #74 of 329Top 25%
AEAlpine Electronics: 1 patents #5 of 45Top 15%
Fukushima, JP: #5 of 116 inventorsTop 5%
Overall (2018): #68,150 of 503,207Top 15%
3 Patents 2018

Issued Patents 2018

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10101413 Magnetic field detection device Tamon Kasajima, Akihiro Ogawa 2018-10-16
9983273 Magnetic field detecting sensor and magnetic field detecting apparatus using the same Akihiro Ogawa, Tamon Kasajima 2018-05-29
9942636 Vehicle-mounted speaker system Ryo Ito, Akio Suzuki 2018-04-10