Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5623556 | System and method of extracting binary image data | Shigehiro Kajihara, Fumitaka Sato | 1997-04-22 |
| 5591870 | Process for producing a vanadium-phosphorus oxide catalyst precursor | Masakatsu Hatano, Kenji Shima, Masumi Ito | 1997-01-07 |