Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7496356 | Radio communication apparatus with the function of a teletypewriter | Ikuya Yamanaka | 2009-02-24 |
| 7480407 | Surface region identification by image area segmentation | Atsushi Imamura, Hiroshi Sano, Eiji Nishihara | 2009-01-20 |
| 7092123 | Evaluation of dot interference moiré | — | 2006-08-15 |
| 7031510 | Region segmentation of color image | Atsushi Imamura, Hiroshi Sano | 2006-04-18 |
| 7003148 | Detection of an end point of polishing a substrate | Hiroki Fujimoto, Eiji Nishihara, Atsushi Imamura | 2006-02-21 |
| 6226104 | Method and apparatus for recording halftone image utilizing tone reproduction at each pixel | Takahide Hirawa | 2001-05-01 |
| 6104502 | Method and apparatus for generating halftone dots for color printing | — | 2000-08-15 |
| 5541743 | Method of and apparatus for generating halftone image with compensation for different dot gain characteristics | Takashi Sakamoto | 1996-07-30 |
| 4887264 | Digital key telephone system | Hiroshi Mano, Masayuki Tsurusaki, Yoshikazu Sano | 1989-12-12 |