DH

Daisuke Hirakami

JT Jtekt: 1 patents #51 of 206Top 25%
NS Nippon Steel: 1 patents #127 of 421Top 35%
Overall (2021): #484,266 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11168387 Steel material for carburized bearing part Tomohiro Yamashita, Takahisa Suzuki, Yutaka Neishi, Kohei Kanetani, Takashi Sada 2021-11-09