Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8409778 | Resin coated carrier, two-component developer, developing device and image forming apparatus | Osamu Wada, Tadashi Iwamatsu, Takanori Kamoto, Nobuyuki Yoshioka, Natsuki Matsuura +1 more | 2013-04-02 |
| 5867168 | Method of drawing a cubic view using a minor and a major axis of an ellipse | Yoshiyuki Otsuka | 1999-02-02 |
| 5469537 | Method of tracing a drawing and apparatus for embodying the method | — | 1995-11-21 |
| 5115494 | Method of drawing a cubic view | — | 1992-05-19 |