IK

Iwao Katayama

NC Nisshin Steel Co.: 1 patents #240 of 514Top 50%
Overall (All Time): #3,788,428 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5277781 Zirconia oxygen sensor Shigeo Matsubara, Toshiro Yamada, Yusuke Hirose, Yukimi Miwa, Ryuji Tanoue 1994-01-11