Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310473 | Removable sample testing member for use in measuring ion concentration | Katsuhiko Tomita, Junji Kojima | 1994-05-10 |
| 5248403 | Gelatinized member for use in electrodes measuring ion concentration | Katsuhiko Tomita | 1993-09-28 |