Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
MC

May-Ying Chu

PBPolyplus Battery: 27 patents #6 of 18Top 35%
Oakland, CA: #159 of 4,380 inventorsTop 4%
California: #18,844 of 386,348 inventorsTop 5%
Overall (All Time): #140,123 of 4,157,543Top 4%
28 Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
5532077 Rechargeable positive electrode 1996-07-02
5523179 Rechargeable positive electrode 1996-06-04
5516598 Secondary cell using organosulfur/metal charge transfer materials as positive electrode Steven J. Visco, Jiro Takemoto 1996-05-14