Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7755269 | Spacer and image display panel using the same | Yuichi Sawai, Osamu Shiono, Takashi Namekawa, Hiroshi Ito, Keiichi Kanazawa +6 more | 2010-07-13 |
| 7471261 | Display device | Mitsuru Goto, Toshio Miyazawa, Hiroyuki Takahashi, Hitoshi Komeno | 2008-12-30 |
| 7452489 | Conductive material, method of producing the same, visual display device, and glass spacer thereof | Yuichi Sawai, Osamu Shiono, Takashi Namekawa, Takashi Naitou, Mitsuo Hayashibara +2 more | 2008-11-18 |
| 6797406 | Composite gradient alloy plate, manufacturing method thereof and color cathode ray tube having shadow mask using the composite gradient alloy plate | Noriharu Matsudate | 2004-09-28 |
| 6690106 | Color cathode ray tube | Haruhiko Yoshida, Mitsuru Watanabe, Hiroshi Itou | 2004-02-10 |
| 6670743 | Color cathode ray tube having a shadow mask structure | Hiroshi Ito, Mitsuru Watanabe, Haruhiko Yoshida | 2003-12-30 |
| 6639348 | CRT having an improved internal conductive coating and making the same | Hiroshi Ito, Shunichi Matsumoto, Kiyoshi Sento, Kazuyuki Nishimura, Masatoshi Akiyama | 2003-10-28 |
| 6597092 | Shadow mask having particular design of upper and lower holes for improved strength and halation characteristics | Takeharu Furusawa, Yoshiki Nakano, Hideyuki Ohsaka | 2003-07-22 |
| 6590327 | Color cathode ray tube having flat outer face | Takeharu Furusawa, Mutsumi Maehara | 2003-07-08 |
| 6552481 | Color cathode ray tube having deformation-resistant shadow mask | Takeharu Furusawa, Sadao Umezawa | 2003-04-22 |
| 6545400 | Shadow mask type color cathode ray tube having a shadow mask with curls thereof reduced | Hiroshi Ito, Mitsuru Watanabe, Haruhiko Yoshida | 2003-04-08 |
| 6501214 | Color cathode ray tube | Hideharu Sakamoto, Koji Hagiwara | 2002-12-31 |
| 6465947 | Color picture tube | Toshio Tojo, Masahiro Nishizawa, Norikazu Uchiyama, Maki Taniguchi | 2002-10-15 |
| 6437497 | Color cathode ray tube having an improved shadow mask | Hiroshi Ito, Masahiro Ito, Koji Hagiwara | 2002-08-20 |
| 6342759 | Color cathode ray tube having an improved phosphor screen | — | 2002-01-29 |
| 6307311 | Color cathode ray tube having a shadow mask structure | Hiroshi Ito, Mitsuru Watanabe, Haruhiko Yoshida | 2001-10-23 |
| 6294864 | Color cathode-ray tube with shadow mask having L-shaped bi-metallic springs | Tatsuya Mochizuki, Yasumasa Tsuchiya, Takehiko Ueyama, Masakazu Tsuruoka | 2001-09-25 |
| 6285122 | Color cathode ray tube with cover film on panel unit | — | 2001-09-04 |
| 6274974 | Color cathode ray tube having an improved shadow mask structure | Hiroshi Ito, Masahiro Ito, Koji Hagiwara | 2001-08-14 |
| 6259194 | Shadow mask type color cathode ray tube having a shadow mask with curls thereof reduced | Hiroshi Ito, Mitsuru Watanabe, Haruhiko Yoshida | 2001-07-10 |
| 6140756 | Panel for color cathode ray tube | — | 2000-10-31 |
| 6114803 | Color cathode ray tube | — | 2000-09-05 |
| 6111346 | Color cathode ray tube having shadow mask structure with curl reduced in skirt portion | Hiroshi Ito, Masahiro Ito, Koji Hagiwara | 2000-08-29 |
| 6064147 | Color cathode ray tube having phosphor screen with specific horizontal and vertical phosphor dot pitch | — | 2000-05-16 |
| 5616985 | Shadow-mask color cathode ray tube | — | 1997-04-01 |