MT

Masaaki Takeuchi

NT NTT: 1 patents #45 of 258Top 20%
Overall (1994): #93,786 of 165,921Top 60%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5346785 Photochargeable air battery Keiji Akuto, Naoki Kato, Tsutomu Ogata 1994-09-13