AS

Akira Sekine

HI Hitachi: 2 patents #478 of 3,189Top 15%
Overall (2005): #64,251 of 245,428Top 30%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6980883 Chemical substance total management system, storage medium storing chemical substance management program and chemical substance total management method Yoshiaki Ichikawa, Takako Oono, Tetsuya Matsui, Kiyomi Funabashi 2005-12-27
6934640 Method and system for comprehensive management of chemical materials Yoshiaki Ichikawa, Takako Oono, Hirotaka Satou, Tetsuya Matsui 2005-08-23