Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6242072 | Honeycomb structural body and process for production of the same | Takeshi Ueda, Keiji Ito, Masakazu Murata, Yoshiyasu Andou, Masakazu Tanaka | 2001-06-05 |
| 5447697 | Metal catalyst carrier | Keiji Ito, Yasushi Shimizu, Kiyotaka Matuo, Yasuyuki Kawabe, Masao Yokoi +1 more | 1995-09-05 |