Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645273 | Method for removing impurity contents in the air | Hidetoshi Wakamatsu, Norio Tanaka, Hiroshi Ogata | 2003-11-11 |
| 6497757 | Apparatus for removing impurity contents in the air | Hidetoshi Wakamatsu, Norio Tanaka, Hiroshi Ogata | 2002-12-24 |
| 5001118 | Method for preventing senescence and increasing bone mass | Yuji Maeda, Hideyuki Yamato, Toru Hirai, Masanori Ikuzawa, Masanori Togawa +4 more | 1991-03-19 |