Inventor
HIRAI SEISAKU
JP8 patents
⚠️ This page may combine multiple inventors who share the name “HIRAI SEISAKU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOSIDEN CORP
7 patentsUS6602633B1Aug 5, 2003
Crush type pressure detecting device, rechargeable battery with pressure detecting device, and portable electronic device
HOSIDEN CORP21 citations92
US6472097B1Oct 29, 2002
Rechargeable battery using pressure-crush type protective device and portable electronic device using the rechargeable battery
HOSIDEN CORP23 citations92
US6393892B1May 28, 2002
Impact sensor and impact-pressure sensor
HOSIDEN CORP34 citations92
US7128788B2Oct 31, 2006
Manufacturing apparatus for buried insulating layer-type semiconductor silicon carbide substrate
HOSIDEN CORP2 citations61
US6927144B2Aug 9, 2005
Method for manufacturing buried insulating layer type single crystal silicon carbide substrate
HOSIDEN CORP2 citations61
US7084049B2Aug 1, 2006
Manufacturing method for buried insulating layer-type semiconductor silicon carbide substrate
HOSIDEN CORP0 citations51
US7077875B2Jul 18, 2006
Manufacturing device for buried insulating layer type single crystal silicon carbide substrate
HOSIDEN CORP0 citations51