Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8276863 | Device support stand | Yutaka Niwai | 2012-10-02 |
| 6577047 | Cathode ray tube | Hideharu Ohmae, Yoshikazu Demi, Masayoshi Ozaki, Mitsunori Yokomakura | 2003-06-10 |
| 6566798 | Cathode ray tube with supporters having crank-shaped steps | Hirotoshi Watanabe, Hideharu Ohmae | 2003-05-20 |
| 6548950 | Cathode ray tube having shadow mask with slit between apertures | Hiroshi Kobayashi, Yoshikazu Demi | 2003-04-15 |
| 4746973 | Focus block for a three-tube color video projector | Satoshi Ohsuga, Yasunobu Kawahata | 1988-05-24 |
| 4210928 | Projecting apparatus | Norio Ito | 1980-07-01 |
| 4198591 | Vertical deflecting circuit | — | 1980-04-15 |
| 4194216 | Video projecting apparatus | — | 1980-03-18 |