Inventor
SAKAI NOBUYO
JP6 patents
⚠️ This page may combine multiple inventors who share the name “SAKAI NOBUYO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAKAI NOBUYO
4 patentsUS7231791B2Jun 19, 2007
Electric cylinder for actuating a door lock and a cylinder door lock
SAKAI NOBUYO41 citations89
US5170907ADec 15, 1992
Personal security case
SAKAI NOBUYO46 citations89
US7414539B2Aug 19, 2008
Simple alarm device
SAKAI NOBUYO3 citations59
US5212464AMay 18, 1993
Magnetic card switch
SAKAI NOBUYO5 citations59