SO

Seigo Oka

NC Nippon Steel Chemical Co.: 2 patents #60 of 380Top 20%
📍 Kimitsu, JP: #57 of 145 inventorsTop 40%
Overall (All Time): #2,224,352 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6303230 Laminates Hisashi Watanabe, Takashi Tanaka, Hiroyuki Chinju, Soichiro Kawamura, Taeko Hayama 2001-10-16
6203918 Laminate for HDD suspension and its manufacture Makoto Shimose, Hisashi Watanabe, Yuji Matsushita, Eri Kabemura 2001-03-20