Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9084988 | NOX purification catalyst | Mayuko Osaki, Hirohito Hirata, Brian Johnson, Andrew Wheatley, Helen Skelton +1 more | 2015-07-21 |
| 9079167 | NOx purification catalyst | Mayuko Osaki, Hirohito Hirata, Brian Johnson, Andrew Wheatley, Helen Skelton +1 more | 2015-07-14 |
| 7229947 | Catalyst for hydrogen generation and catalyst for purifying of exhaust gas | Ichiro Hachisuka | 2007-06-12 |
| 7220702 | Exhaust gas purification catalyst | Ichiro Hachisuka | 2007-05-22 |
| D301454 | Miniature electric motor | Ippei Hagiwara | 1989-06-06 |
| 4773828 | Blower | Ippei Hagiwara | 1988-09-27 |