Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5121328 | Fee calculating apparatus for calculating delivery fee of parcel in accordance with its weight, length, and delivery area | Hanzou Tsuzuki, Tutomu Yamaguchi | 1992-06-09 |
| 4938569 | Electrode substrate for electro-optical device | Yukiyoshi Tsunoda | 1990-07-03 |