Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6410187 | Primary alkaline battery | Weifang Luo, Bhupendra K. Patel, Alexander Shelekhin, Viet Vu, Douglas Woodnorth | 2002-06-25 |
| 6342317 | Battery | Bhupendra K. Patel, Gary Searle, Gary T. Viveiros, Viet Vu, Douglas Woodnorth | 2002-01-29 |
| 6207322 | Alkaline cell with semisolid cathode | G. Stephen Kelsey, Purush Chalilpoyil, Philp D. Trainer, Alex Kaplan, George Cintra +1 more | 2001-03-27 |
| 6001504 | Prismatic battery housing | David C. Batson, Richard M. Mank | 1999-12-14 |
| 4729162 | Electrochemical cell asssembly | James H. Him, Fred Berkowitz, Terrence F. Reise | 1988-03-08 |