CH

Chihiro Hayashi

SI Sumitomo Metal Industries: 2 patents #13 of 102Top 15%
NK Nippon Carbide Kogyo: 1 patents #2 of 2Top 100%
Overall (2011): #52,162 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7992417 Method for producing ultra thin wall metallic tube by cold rolling method 2011-08-09
7980710 Retroreflective article Ikuo Mimura 2011-07-19
7895870 Method for producing ultra thin wall metallic tube with cold working process 2011-03-01