TN

Toshikazu Nishiyama

HI Hitachi: 11 patents #3,813 of 28,497Top 15%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
MK Murata Kikai: 1 patents #251 of 454Top 60%
Overall (All Time): #389,665 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
6448863 Differential transmission cable and joint with specific distances Tomomi Ogawa, Hirokazu Araki, Katsuhiro Okada, Yasuo Tani, Osamu Ikemoto 2002-09-10
6169826 Optical switch Masahiro Mita, Yoshiji Totsuka, Miki Nakategawa, Kazutaka Sato, Masaya Horino +1 more 2001-01-02
5966918 Yarn false twisting device Yoshihiro Kino 1999-10-19
5591276 Magnetic alloy with ultrafine crystal grains and method of producing same Yoshihito Yoshizawa, Yoshio Bizen, Shigekazu Suwabe, Kiyotaka Yamauchi 1997-01-07
5290738 Material for nonmagnetic oxide substrate and magnetic head Hiroshi Tomishima, Nobuyuki Yamada, Noriyuki Kumasaka, Mitsuo Abe 1994-03-01
5151137 Soft magnetic alloy with ultrafine crystal grains and method of producing same Yoshihito Yoshizawa, Yoshio Bizen, Kiyotaka Yamauchi, Shigekazu Suwabe 1992-09-29
5057374 MnO/NiO-based nonmagnetic substrate material Kazuhiro Tsuchiya, Hiroshi Tomishima 1991-10-15
5010431 Flying-type composite magnetic head Tadashi Shinohara, Kazumi Noguchi, Hitoshi Iwata, Shigekazu Suwabe 1991-04-23
5008767 Flying-type composite magnetic head having magnetic core with improved flatness of air-bearing surface Hitoshi Iwata, Kazumi Noguchi, Tadashi Shinohara 1991-04-16
4918555 Magnetic head containing an Fe-base soft magnetic alloy layer Yoshihito Yoshizawa, Kiyotaka Yamauchi, Shigekazu Suwabe 1990-04-17
4816949 Magnetic head containing amorphous alloy and crystallizable glass Seiichi Yamada, Takashi Naitoh, Takashi Namekawa, Akira Ikegami, Ryoo Gotoo 1989-03-28
4805059 Magnetic head having MnO/NiO-based nonmagnetic substrate Kazuhiro Tsuchiya, Hiroshi Tomishima 1989-02-14
4423856 Controlled cooling apparatus for hot rolled wire rods Eiji Takahashi, Shinichi Shimazu, Yukio Wada, Ichiro Iwami, Takashi NISHIWAKI +1 more 1984-01-03