HA

Hiroshi Arai

HI Hitachi: 2 patents #622 of 3,771Top 20%
HC Hitachi Software Engineering Co.: 1 patents #10 of 54Top 20%
PC Polymatech Co.: 1 patents #6 of 17Top 40%
Overall (2004): #28,452 of 270,089Top 15%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6734382 Indicator portion forming method for push switch and push switch having an indicator portion Yoshifumi Honmatsu 2004-05-11
6718226 Method of providing data for numerical control machining unit Junichi Hirai, Osamu Chiba, Nobuhisa Kanamaru 2004-04-06
6675061 Numerically controlled curved surface machining unit Junichi Hirai, Tamotsu Harihara, Osamu Chiba, Masaaki Takahashi, Nobuhisa Kanamaru 2004-01-06