KI

Kenzaburo Iijima

NS Nippon Gakki Seizo: 9 patents #30 of 332Top 10%
Yamaha: 5 patents #527 of 2,001Top 30%
Overall (All Time): #358,010 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
5346217 Hollow metal alloy wood-type golf head Kazuhiro Tsuchiya, Toshiharu Hoshi, Atsushi Tsuchida 1994-09-13
5214232 Electric stringed musical instrument equipped with detector optically detecting string vibrations Katsufumi Kondo 1993-05-25
5187022 Magnetic recording medium for encoders Mutsumi Harada, Nobuji Kato, Yoshinori Hayashi, Toshiharu Hoshi 1993-02-16
5176384 Iron type golf club head Takeo Sata, Toshiharu Hoshi 1993-01-05
5134499 Video recording apparatus having control means provided therein for independently controlling the writing head and the reading head Takeo Sata, Katsufumi Kondo, Nobuji Kato 1992-07-28
4715904 Method for producing a magnet with radial magnetic anisotropy Yoshinori Hayashi 1987-12-29
4601764 Method for producing anistropic configuration magnet Toshiharu Hoshi, Kazumoto Asano, Yoshinori Hayashi 1986-07-22
4580119 Anistropic configuration magnet Toshiharu Hoshi, Kazumoto Asano, Yoshinori Hayashi 1986-04-01
4531990 Method for producing a magnetic tape 1985-07-30
4495241 Magnetic tape 1985-01-22
4383856 Method for manufacturing multilayer head core Tekeo Sata, Masayuki Takamura, Tomoo Yamagishi, Toshiharu Hoshi 1983-05-17
4360382 Method for manufacturing extremely thin magnetic plates for multilayer-type head cores Kazuo Kurahashi, Toshiharu Hoshi 1982-11-23
4336066 Method for manufacturing components for magnetic heads of increased abrasion resistance Takeo Sata, Masayuki Takamura, Norio Fukuda 1982-06-22
4242711 Multilayer magnetic head core Takeo Sata, Masayuki Takamura, Tomoo Yamagishi, Toshiharu Hoshi 1980-12-30