Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6340539 | 2,5-Dimercapto-1,3,4-thiadiazole dilithium salt and its dihydrate and their manufacture, and a secondary lithium battery and positive electrode-active material comprising the same | Satoshi Yamaguchi, Sunao Mitsui, Susumu Ohno | 2002-01-22 |
| D452880 | Writing utensil | — | 2002-01-08 |