HH

Hiraku Harada

Tdk: 6 patents #953 of 3,796Top 30%
Overall (All Time): #881,813 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6432325 Electrode Munemitsu Hamada, Akira Takeishi, Makoto Takahashi, Dai Matsuoka, Masatada Yodogawa 2002-08-13
6383416 Electron-emitting material and preparing process Munemitsu Hamada, Akira Takeishi, Makoto Takahashi, Dai Matsuoka, Masatada Yodogawa 2002-05-07
5590016 Multilayer through type capacitor array Yoshikazu Fujishiro, Takaya Ishigaki 1996-12-31
4626370 Magnetic fluid Katsuhiko Wakayama 1986-12-02
4624797 Magnetic fluid and process for preparing the same Katsuhiko Wakayama 1986-11-25
4608186 Magnetic fluid Katsuhiko Wakayama 1986-08-26