KS

Koichi Shibata

HI Hitachi: 1 patents #1,745 of 4,225Top 45%
HC Hitachi Construction Machinery Co.: 1 patents #15 of 66Top 25%
Overall (2003): #56,081 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6643582 Work management method, management system and management apparatus suited to work sites Hiroyuki Adachi, Toichi Hirata, Genroku Sugiyama, Hiroshi Watanabe, Hideki Komatsu 2003-11-04
6557031 Transport protocol conversion method and protocol conversion equipment Itaru Mimura, Toshiaki Suzuki 2003-04-29