KI

Katsumi Ikizawa

NC Nkk Co.: 1 patents #579 of 1,173Top 50%
Overall (All Time): #3,631,817 of 4,157,543Top 90%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6138816 Variable-speed passenger conveyer and handrail device thereof Tomoaki Sato, Shinichiro Aoe, Ryuichi Okuno 2000-10-31