KK

Kunihiko Koyama

MA Maxell: 3 patents #182 of 437Top 45%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #1,153,470 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11075420 Coin-type battery and manufacturing method thereof Hirofumi Tagawa, Toshihiko Ishihara 2021-07-27
10950910 Air cell and patch Takahiro Furutani, Mitsutoshi Watanabe, Hiroaki Ono 2021-03-16
10320038 Charging method for lithium ion secondary battery and charging control system therefor, and electronic apparatus and battery pack having charging control system Hirokazu Nomura 2019-06-11
8999586 Electrode for non-aqueous electrolyte secondary battery, non-aqueous electrolyte secondary battery, and method for manufacturing the same Toshiyuki Watanabe, Takahiro Furutani, Eri Kojima 2015-04-07