NH

Naoe Hirai

Tdk: 3 patents #1,522 of 3,796Top 45%
Overall (All Time): #1,652,777 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5476605 Mn-Zn ferrite Tohoru Murase, Katsunobu Okutani, Teruo Mori 1995-12-19
5200159 Purified solution containing iron and manganese, and method producing thereof Tohoru Murase, Teruo Mori, Katsunobu Okutani 1993-04-06
5032367 Method for producing powdered iron oxide Tohoru Murase, Katsunobu Okutani, Teruo Mori 1991-07-16