AO

Atsushi Ohtsuka

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #2,188,851 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6708505 Air conditioner Hiroo Nakamura, Hidenori Yokoyama, Masayuki Nonaka, Tsutomu Kurokawa 2004-03-23
5258245 Lithium rechargeable battery and method of making the same Kenichi Takata, Nobuharu Koshiba, Tatsuo Mori 1993-11-02