KI

Katsuyo Iwasaki

PA Panasonic: 17 patents #1,285 of 21,108Top 7%
Sumitomo Electric Industries: 11 patents #2,408 of 21,551Top 15%
Overall (All Time): #147,778 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
7385341 Cathode-ray tube apparatus with magnetic spacers between magnetic rings Koji Nishiyama, Hiroji Morimoto, Akira Satou, Kenichiro Taniwa 2008-06-10
7227301 Cathode-ray tube device capable of reducing misconvergence Kazuhiro Sugimoto 2007-06-05
7138755 Color picture tube apparatus having beam velocity modulation coils overlapping with convergence and purity unit and ring shaped ferrite core 2006-11-21
7129628 Velocity modulation coil apparatus and cathode-ray tube apparatus Kenichiro Taniwa, Akira Satou 2006-10-31
7126292 Cathode-ray tube apparatus Hiroji Morimoto, Koji Nishiyama, Akira Satou, Kenichiro Taniwa 2006-10-24
7119485 Cathode-ray tube apparatus 2006-10-10
7061170 Deflection yoke having magnets for correcting raster distortion and cathode-ray tube apparatus having the deflection yoke 2006-06-13
7038368 Color picture tube apparatus having a pair of bar shaped magnets for correcting misconvergence due to the rotational shift of the electron beams Kazuhiro Sugimoto 2006-05-02
7012360 Cathode ray tube apparatus having velocity modulation coil Kenichiro Taniwa 2006-03-14
6838811 Deflection yoke and CRT device Etsuji Tagami 2005-01-04
6791287 Deflection yoke device Kenichiro Taniwa, Takahiro Yoshinaga 2004-09-14
6753644 Color cathode-ray tube and color cathode-ray tube apparatus 2004-06-22
6630791 Cathode ray tube device that reduces magnetic field leakage Yukio Uchida, Tomoaki Iwamoto 2003-10-07
6404133 Cathode ray tube device that reduces magnetic field leakage Yukio Uchida, Tomoaki Iwamoto 2002-06-11
6326742 Color CRT with cross-misconvergence correction device Etsuji Tagami 2001-12-04
6304044 Color display tube device Etsuiji Tagami, Toshihiko Shichijyo 2001-10-16
6160363 Cathode ray tube having vertical and horizontal line misconvergence correction Kazuhiro Sugimoto 2000-12-12
5920149 Terminal board cover and picture tube device using the same Kazuhiro Sugimoto 1999-07-06
5880660 Cathode ray tube apparatus Kenichiro Taniwa, Masanobu Honda 1999-03-09
RE35183 Deflection yoke for use in color cathode ray tubes Toshio Ose, Toshifumi Yoshida 1996-03-19
5233267 Dynamic convergence system for color cathode ray tubes having an in line electron gun Noboru Tominaga, Koichi Sugahara, Toshio Kuramoto, Kenji Uozumi 1993-08-03
5179319 Deflection yoke for a color CRT Osamu Konosu, Akio Senju 1993-01-12
5157301 Color cathode ray tube unit Noboru Tominaga, Hidekuni Fujisawa, Koichi Sugahara, Hiroshi Suzuki 1992-10-20
5115170 Deflection yoke for use in color cathode ray tubes Toshio Ose, Toshifumi Yoshida 1992-05-19
4939415 Deflection yoke Shigeya Ashizaki, Osamu Konosu 1990-07-03