KI

Kyoko Ikawa

HI Hitachi: 7 patents #5,859 of 28,497Top 25%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
Overall (All Time): #754,315 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
RE39908 Secondary battery power storage system Tatsuo Horiba 2007-11-06
RE39749 Electric vehicle with secondary battery power storage system Tatsuo Horiba 2007-07-31
RE37678 Secondary battery power storage system Tatsuo Horiba 2002-04-30
6034507 Electric vehicle with secondary battery power storage system Tatsuo Horiba 2000-03-07
5922491 Secondary battery Yasushi Muranaka, Tatsuo Horiba, Yosimi Komatu 1999-07-13
5834922 Secondary battery power storage system Tatsuo Horiba 1998-11-10
5537390 Device for detecting residual capacity of secondary battery Tatsuo Horiba, Mamoru Mizumoto 1996-07-16