Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7984739 | Heater unit and thermal fusion apparatus for synthetic resin members and thermal fusion method for synthetic resin members | Takafumi Kiyono, Youzou Katsura, Yasuhiro Mitsumoto, Shingo Henmi | 2011-07-26 |
| 7306576 | Medical needle device with mis-punctuation prevention shield | Takafumi Kiyono, Kuniharu Moriwaki | 2007-12-11 |