YH

Yasuhiro Hazama

DT Daido Tokushuko: 2 patents #76 of 382Top 20%
DE Denso: 1 patents #6,940 of 11,792Top 60%
Overall (All Time): #2,143,897 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7338630 Free-cutting steel and fuel injection system component using the same Takashi Kano, Junya Asaoka, Masaki Shimizu, Katsumi Mori, Hisashi Endo 2008-03-04
6464935 Steel for shaft Kenji Takahashi, Michio Okabe 2002-10-15