Inventor

HIROHATA KEISHIRO

JP2 patents

⚠️ This page may combine multiple inventors who share the name “HIROHATA KEISHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUN XIAO

1 patent

US8584809B2Nov 19, 2013

Safety device for elevator

SUN XIAO8 citations78

KASHIWAKURA HIROSHI

1 patent

US8672098B2Mar 18, 2014

Elevator safety device with foreign matter detection using a light beam

KASHIWAKURA HIROSHI3 citations53