TF

Teruhiko Fujiwara

NT Nec Tokin: 6 patents #1 of 76Top 2%
OM Omron: 1 patents #25 of 179Top 15%
Overall (2003): #3,566 of 273,478Top 2%
7
Patents 2003

Issued Patents 2003

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6646532 Powder core and reactor using the same Masayoshi Ishii, Yoshitaka Saito 2003-11-11
6639499 Inductance component in which a permanent magnet for applying a magnetic bias is arranged outside an excitation coil Kazuyuki Okita 2003-10-28
6621398 Magnetic core comprising a bond magnet including magnetic powder whose particle's surface is coated with oxidation-resistant metal Masayoshi Ishii, Haruki Hoshi, Keita Isogai, Hatsuo Matsumoto, Toru Ito +1 more 2003-09-16
6621399 Powder core and high-frequency reactor using the same Masayoshi Ishii, Yoshitaka Saito 2003-09-16
6611187 Magnetic core, coil assembly and power supply circuit using the same Hatsuo Matsumoto, Hisao Nishino, Toru Ito, Takao Yamada, Masahiro Kondo 2003-08-26
6603238 Micro-relay and method for manufacturing the same Minoru Sakata, Takuya Nakajima, Tomonori Seki, Masashi Takeuchi 2003-08-05
6590485 Magnetic core having magnetically biasing bond magnet and inductance part using the same Masayoshi Ishii, Haruki Hoshi, Keita Isogai, Toru Ito, Tamiko Ambo 2003-07-08