TR

Tetsuya Roppongi

Tdk: 4 patents #14 of 336Top 5%
KT Kabushiki Kaisha Toshiba: 1 patents #648 of 2,092Top 35%
📍 Tokyo, CA: #45 of 212 inventorsTop 25%
Overall (2004): #11,217 of 270,089Top 5%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6738222 Thin-film magnetic head and method of manufacturing same Yoshikazu Sato 2004-05-18
6728064 Thin-film magnetic head having two magnetic layers, one of which includes a pole portion layer and a yoke portion layer, and method of manufacturing same Yoshikazu Sato, Yasuyuki Notsuke 2004-04-27
D489075 Combined slider and head for reading or writing information on a disk Yoshimitsu Wada, Takeshi Wada, Isamu Sato 2004-04-27
6707643 Perpendicular magnetic recording head having narrow recording gap and perpendicular magnetic recording apparatus using the same Akihiko Takeo, Shinichi Horinouchi, Haruyuki Morita, Mikio Matsuzaki 2004-03-16