TN

Tadao Nagai

TE Teac: 8 patents #47 of 440Top 15%
MC Murata Manufacturing Co.: 7 patents #1,107 of 5,295Top 25%
TK Tanaka Kikinzoku Kogyo K.K.: 1 patents #216 of 436Top 50%
UN Unitika: 1 patents #257 of 620Top 45%
Overall (All Time): #279,433 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6995645 Igniter transformer Hisashi Takiguchi, Nobuaki Imamura, Masahiko Kitamoto 2006-02-07
6853284 High-voltage transformer Yasunobu Saida, Toshihiko Suzuki 2005-02-08
6674356 Flyback transformer Kenji Naito, Hisashi Takiguchi, Masaru Omura, Masahiko Kitamoto, Tsuyoshi Umemoto 2004-01-06
6524132 Flyback transformer 2003-02-25
6434022 High voltage circuit Kenji Naito, Hisashi Takiguchi, Masahiko Kitamoto, Tsuyoshi Umemoto 2002-08-13
6188303 Flyback transformer 2001-02-13
5815378 Flyback transformer 1998-09-29
4907099 Method and apparatus for reproducing an information signal recorded on a rotary recording medium at a high speed Hiroaki Furuyama 1990-03-06
4866541 Erasing of information signal from an optical disk Shinobu Kawamura 1989-09-12
4863510 Reduction process for preparing copper, silver, and admixed silver-palladium metal particles Hiroshi Tamemasa, Hiroshi Makino 1989-09-05
4864423 Information recording disc and information signal recording apparatus therefor Hirohisa Yamaguchi, Akira Mashimo 1989-09-05
4803677 Rotary recording medium having a guide track and recording and reproducing apparatus therefor Hirohisa Yamaguchi, Horoshi Usami, Akira Mashimo 1989-02-07
4802159 Information recording disc and information signal recording apparatus therefor Hirohisa Yamaguchi, Akira Mashimo 1989-01-31
4797870 Optical recording and reproducing apparatus Kenichi Sato 1989-01-10
4757488 Rotation control apparatus for constant linear velocity system information recording disc Hirohisa Yamaguchi 1988-07-12
4754339 Information recording disc pre-recorded with address and pseudo address signals Hirohisa Yamaguchi, Akira Mashimo 1988-06-28
4559216 Method for purification of sulfuric acid solution Yoshiaki Echigo 1985-12-17