HH

Hiroshi Hirakouchi

NS Nippon Steel: 1 patents #42 of 283Top 15%
TK Toyo Boseki Kabushiki Kaisha: 1 patents #12 of 61Top 20%
Overall (1994): #126,157 of 165,921Top 80%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5288813 Viscoelastic resin composition or vibration damping material Masanori Nakamura, Takeshi Yatsuka, Nobuo Kadowaki, Hiroshi Endoh, Yoshimasa Zama 1994-02-22