MY

Masami Yoshikawa

Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
📍 Ebeye: #1,220 of 4,528 inventorsTop 30%
Overall (All Time): #1,241,270 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7644808 Door device of elevator 2010-01-12
5636715 Elevator door structure and method of adjusting the same Yoshikatsu Hayashi 1997-06-10
5165505 Elevator landing door apparatus Yoshikatsu Hayashi, Makoto Tomidokoro, Yoshinari Kuzuya 1992-11-24
5156237 Elevator landing door apparatus Yoshikatsu Hayashi, Makoto Tomidokoro, Masaaki Murakami, Tetsuro Ogushi, Yutaka Noda 1992-10-20