DD

David DeMuth

QU Quallion: 3 patents #24 of 65Top 40%
DU Duracell: 2 patents #75 of 239Top 35%
TC The Gillette Company: 2 patents #643 of 1,479Top 45%
Overall (All Time): #745,609 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8115454 Battery with an integrated voltage converter having a bypass circuit George Cintra, Kirakodu S. Nanjundaswamy, Alexander Kaplan, David C. Batson, Leslie J. Pinnell +3 more 2012-02-14
7951480 Separator bag for use in electrochemcial cell David Skinlo, Hiroyuki Yumoto 2011-05-31
7932700 Battery with integrated voltage converter George Cintra, Kirakodu S. Nanjundaswamy, Alexander Kaplan, David C. Batson, Leslie J. Pinnell +3 more 2011-04-26
7341802 Feedthrough assembly and method Naoki Ota, Hiroshi Nakahara, M. Elizabeth Bush 2008-03-11
7003356 Battery terminal sealing and supporting device and method Hisashi Tsukamoto, Mikito Nagata, Michael Bowers 2006-02-21
4891283 Insoluble mixed heavy metal polysulfide cathodes William L. Bowden, Luverne H. Barnette 1990-01-02
4481267 Insoluble heavy metal polysulfide cathodes William L. Bowden, Luverne H. Barnette 1984-11-06