Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7569100 | Air purification device | Toshio Tanaka, Kanji Motegi, Kenkichi Kagawa, Mitsuhisa Nagao, Tomoharu Tanzo | 2009-08-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7569100 | Air purification device | Toshio Tanaka, Kanji Motegi, Kenkichi Kagawa, Mitsuhisa Nagao, Tomoharu Tanzo | 2009-08-04 |