YT

Yasumichi Tokuoka

Tdk: 15 patents #373 of 3,796Top 10%
TA Tdk Electronics Ag: 6 patents #35 of 503Top 7%
Overall (All Time): #211,006 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
7641727 Electrode level difference absorbing print paste and method of producing electronic device Akira Yamaguchi, Shigeki Satou 2010-01-05
7638010 Multilayer ceramic device and the production method thereof Shigeki Satou, Tatsunori Satou 2009-12-29
6550117 Multilayer ceramic electronic element and manufacturing method therefor Takeshi Nomura 2003-04-22
6124769 Electronic device, and its fabrication method Katsuhiko Igarashi, Sunao Masuda, Tomoko Uchida, Shigeki Sato 2000-09-26
5419938 Magnetic recording medium comprising two magnetic layers of hexagonal ferrite magnetic particles and binder wherein the easy axes of the particle is specified Tsuneo Kagotani, Kenji Yokoyama, Keiji Koga 1995-05-30
5277977 Ferromagnetic stabilized ultrafine spherical hexagonal crystalline Fe.sub.2 Jiro Yoshinari 1994-01-11
5256479 Ferromagnetic ultrafine particles, method of making, and recording medium using the same Jiro Yoshinari 1993-10-26
5221322 Method of making ferromagnetic ultrafine particles Jiro Yoshinari 1993-06-22
5182693 Magnetic disk Keiji Koga, Jun Satoh, Kenji Yokoyama, Akinori Nisizawa 1993-01-26
5160761 Method for making a magnetic disk Keiji Koga, Jun Satoh, Kenji Yokoyama, Akinori Nisizawa 1992-11-03
5140486 Magnetic recording and reproduction Kenji Yokoyama, Akinori Nisizawa, Jun Satoh, Keiji Koga 1992-08-18
4684546 Method of making a magnetic recording medium Yoshisuke Yamakawa, Akio Watanabe 1987-08-04
4670337 Magnetic recording medium Hitoshi Arai, Norio Higuchi, Hideki Hotsuki 1987-06-02
4663246 Magnetic recording medium Yoshisuke Yamakawa, Akio Watanabe 1987-05-05
4599266 Magnetic recording medium Masatoshi Nakayama, Haruyuki Morita, Toshiaki Izumi, Kazumasa Fukuda, Yuichi Kubota 1986-07-08
4348430 Process for producing magnetic particles for magnetic recording medium Takayoshi Kobuke 1982-09-07
4347291 Magnetic recording medium and preparation thereof 1982-08-31
4339425 Process for producing acicular hydrated ferric oxide particles 1982-07-13
4309459 Process for producing SiO.sub.2 coated iron oxide powder for use in the preparation of acicular magnetic iron or iron oxide powder 1982-01-05
4222798 Method of manufacturing ferromagnetic metal powder Minoru Yoda 1980-09-16
4221614 Method of manufacturing ferromagnetic magnetic metal powder Minoru Yoda 1980-09-09