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Yoshiaki Yamakawa

Aisin Seiki Kabushiki Kaisha: 2 patents #53 of 361Top 15%
📍 Toyota, MI: #2 of 6 inventorsTop 35%
Overall (2019): #102,829 of 560,194Top 20%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10450905 Variable valve timing control device Masaki Kobayashi, Hiromitsu SHIGYO 2019-10-22
10337363 Valve opening and closing timing control apparatus Masaki Kobayashi 2019-07-02