MN

Makoto Niwakawa

ME Meidensha: 3 patents #96 of 555Top 20%
OE Otis Elevator: 1 patents #966 of 1,840Top 55%
📍 Numazu, JP: #372 of 856 inventorsTop 45%
Overall (All Time): #1,362,560 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11975946 Elevator rope monitoring device and elevator rope monitoring method Yusuke Watabe, Mitsuru Kato, Ryuji Onoda, Hirotomo Tanaka, Takashi Takeuchi 2024-05-07
8071967 Trolley wire wear measuring device using binary operated images Yusuke Watabe 2011-12-06
7795604 Device for measuring wear of trolley wire by image processing Yusuke Watabe 2010-09-14