TN

Tetuya Nakazumi

HM Hitachi Maxell: 2 patents #441 of 1,211Top 40%
Overall (All Time): #2,304,805 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5260132 Acicular alloy magnetic powder Mikio Kishimoto, Toshinobu Sueyoshi, Seigi Kawarai 1993-11-09
5252380 Acicular alloy containing magnetic recording medium Mikio Kishimoto, Toshinobu Sueyoshi, Seigi Kawarai 1993-10-12