Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
HY

Hideo Yamashita

CH Chuo Hatsujo: 1 patents #1 of 4Top 25%
TO Toyota: 1 patents #1,126 of 3,229Top 35%
📍 Mishima, JP: #8 of 40 inventorsTop 20%
Overall (2025): #121,691 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12312992 Control device for internal combustion engine — 2025-05-27
12257869 Spring Hiroyuki Ogiso, Kazuyoshi Nono, Yuichi Nakazawa 2025-03-25