Assignee

KAWAI KIYOJI

JP·2 granted patents·20 citations·filing 2006–2007

Technology mixB66B2

Top patents by PatentIndex Score

2 records

0177US8113320B2Fire evacuation support system and fire door control deviceKAWAI KIYOJI·Filed 2006·Granted Feb 14, 2012·12 cites·4 claims
0268US8281901B2Elevator door emergency opening control systemKAWAI KIYOJI·Filed 2007·Granted Oct 9, 2012·8 cites·3 claims

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