Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7393763 | Manufacturing method of monocrystalline gallium nitride localized substrate | Katsutoshi Izumi, Motoi Nakao, Yoshiaki Ohbayashi, Keiji Mine, Fumihiko Jobe +1 more | 2008-07-01 |
| 7128788 | Manufacturing apparatus for buried insulating layer-type semiconductor silicon carbide substrate | Katsutoshi Izumi, Motoi Nakao, Yoshiaki Ohbayashi, Keiji Mine, Fumihiko Jobe +1 more | 2006-10-31 |
| 7084049 | Manufacturing method for buried insulating layer-type semiconductor silicon carbide substrate | Katsutoshi Izumi, Motoi Nakao, Yoshiaki Ohbayashi, Keiji Mine, Fumihiko Jobe +1 more | 2006-08-01 |
| 7077875 | Manufacturing device for buried insulating layer type single crystal silicon carbide substrate | Katsutoshi Izumi, Motoi Nakao, Yoshiaki Ohbayashi, Keiji Mine, Fumihiko Jobe +1 more | 2006-07-18 |
| 6927144 | Method for manufacturing buried insulating layer type single crystal silicon carbide substrate | Katsutoshi Izumi, Motoi Nakao, Yoshiaki Ohbayashi, Keiji Mine, Fumihiko Jobe +1 more | 2005-08-09 |
| 6602633 | Crush type pressure detecting device, rechargeable battery with pressure detecting device, and portable electronic device | Yoshiaki Ohbayashi, Keiji Mine | 2003-08-05 |
| 6472097 | Rechargeable battery using pressure-crush type protective device and portable electronic device using the rechargeable battery | Yoshiaki Ohbayashi, Naoya Takehara, Keiji Mine | 2002-10-29 |
| 6393892 | Impact sensor and impact-pressure sensor | Yoshiaki Ohbayashi, Keiji Mine | 2002-05-28 |