MN

Masakazu Nagase

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
HC Hitachi Plant Engineering & Construction Co.: 3 patents #12 of 194Top 7%
Overall (All Time): #1,638,799 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5809702 Surface layer ground establishment block, surface layer ground using the same and method for utilizing the same Tadashi Matsuura, Kouichi Ushiroda, Akinori Tajiri, Sakae Ebata, Naoto Yoshida +2 more 1998-09-22
5748690 Construction method of nuclear reactor reinforced concrete containment vessel and diaphragm floor structure of nuclear reactor reinforced concrete containment vessel Tadashi Matsuura, Kouichi Ushiroda, Tatsuo Makita, Akinori Tajiri, Naoto Yoshida +2 more 1998-05-05
5692343 Surface layer ground establishment block, surface layer ground using the same and method for utilizing the same Tadashi Matsuura, Kouichi Ushiroda, Akinori Tajiri, Sakae Ebata, Naoto Yoshida +2 more 1997-12-02