Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6873264 | Method and apparatus for detecting angular phase difference | Atsushi Ikeda, Hiroshi Yamashita, Masahiro Yamaguchi | 2005-03-29 |
| 6837157 | Calendar for a sheet of paper | Setsuo Suzuki, Takeshi Matsuo, Hatsuo Mori, Fujio Shinoki | 2005-01-04 |