HC

Haitao Chang

DO Duracell U.S. Operations: 4 patents #43 of 98Top 45%
TC The Gillette Company: 1 patents #936 of 1,479Top 65%
📍 Fujian, CN: #154 of 1,685 inventorsTop 10%
Overall (All Time): #547,250 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
12051797 Battery Michael Pozin, Fred Berkowitz, Steven J. Specht, Yelena Kouznetsova, Bhupendra K. Patel +1 more 2024-07-30
11850673 Button cell and method for welding electrode tabs to a pole shell of the button cell Yongfeng Ye, Zhiming Zhang, Huazao XU 2023-12-26
11502532 Battery Michael Pozin, Fred Berkowitz, Steven J. Specht, Yelena Kouznetsova, Bhupendra K. Patel +1 more 2022-11-15
11121394 Rechargeable button cell Zhiming Zhang, Sheng-Chieh Su 2021-09-14
10916956 Battery Michael Pozin, Fred Berkowitz, Steven J. Specht, Yelena Kouznetsova, Bhupendra K. Patel +1 more 2021-02-09
10536016 Battery Michael Pozin, Fred Berkowitz, Steven J. Specht, Yelena Kouznetsova, Bhupendra K. Patel +1 more 2020-01-14
10224582 Electrochemical secondary battery having inbuilt charging circuit Qingshun Zhang, Jintian Chen, Zhiming Zhang, Sheng-Chieh Su 2019-03-05
10026997 Secondary electrochemical battery sealing body with packaged chip shielding structure and battery Qingshun Zhang, Jintian Chen 2018-07-17
8304116 Battery Michael Pozin, Fred Berkowitz, Steven J. Specht, Yelena Kouznetsova, Bhupendra K. Patel +1 more 2012-11-06