Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477114 | Electronic timepiece with calendar device | Takeo Mutoh, Yasuo Kitajima, Haruhiko Higuchi | 2002-11-05 |
| 6395172 | Water purifying apparatus | — | 2002-05-28 |
| 6385136 | Electronic timepiece with calendar month-end non-correction device | Haruhiko Higuchi, Takeo Mutoh, Yasuo Kitajima | 2002-05-07 |