AK

Atsuhiro Kumagai

SO Sony: 35 patents #893 of 25,231Top 4%
Overall (All Time): #97,191 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 1–25 of 35 patents

Patent #TitleCo-InventorsDate
12142741 Battery pack Kiyoshi Yonishi, Shigeji Ikeda 2024-11-12
12046770 Battery and connection apparatus Shigeki Motoyama, Atsushi Mitani 2024-07-23
11909057 Battery and connection apparatus Shigeki Motoyama, Atsushi Mitani, Yukio Tsuchiya, Nobutaka Saitoh 2024-02-20
11777155 Battery pack Kiyoshi Yonishi, Shigeji Ikeda 2023-10-03
11581608 Battery and connection apparatus Shigeki Motoyama, Atsushi Mitani 2023-02-14
11462776 Battery pack Kiyoshi Yonishi, Shigeji Ikeda 2022-10-04
10938001 Battery and connection apparatus Shigeki Motoyama, Atsushi Mitani, Yukio Tsuchiya, Nobutaka Saitoh 2021-03-02
10797362 Battery pack Kiyoshi Yonishi, Shigeji Ikeda 2020-10-06
10763470 Battery and connection apparatus Shigeki Motoyama, Atsushi Mitani 2020-09-01
10615384 Battery and connection apparatus Shigeki Motoyama, Atsushi Mitani, Yukio Tsuchiya, Nobutaka Saitoh 2020-04-07
D877076 Rechargeable battery Kiyoshi Yonishi 2020-03-03
9972812 Battery and connection apparatus Shigeki Motoyama, Atsushi Mitani 2018-05-15
9917285 Battery and connection apparatus Shigeki Motoyama, Atsushi Mitani 2018-03-13
9799930 Battery pack Kiyoshi Yonishi, Shigeji Ikeda 2017-10-24
D788696 Rechargeable battery Kiyoshi Yonishi 2017-06-06
D749512 Rechargeable battery Kiyoshi Yonishi, Takeshi Ichimura, Yuki Okuno 2016-02-16
D744421 Rechargeable battery Kiyoshi Yonishi 2015-12-01
D741799 Rechargeable battery Kiyoshi Yonishi 2015-10-27
D741800 Rechargeable battery Kiyoshi Yonishi 2015-10-27
D741263 Rechargeable battery Kiyoshi Yonishi 2015-10-20
D711826 Rechargeable battery Kiyoshi Yonishi, Takeshi Ichimura, Yuki Okuno 2014-08-26
8551643 Battery pack Toshio Takeshita, Mieko Hara, Yoichi Miyajima, Shoichi Shintani 2013-10-08
D687777 Rechargeable battery Kiyoshi Yonishi, Takeshi Ichimura, Yuki Okuno 2013-08-13
D646222 Battery Shouji Tatehata, Osamu Nagashima 2011-10-04
D635512 Battery Shouji Tatehata, Osamu Nagashima 2011-04-05