Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D444160 | Magnification adjusting ring for a telescope | Kiyotaka Ishikawa | 2001-06-26 |
| D443628 | Telescope | Kiyotaka Ishikawa | 2001-06-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D444160 | Magnification adjusting ring for a telescope | Kiyotaka Ishikawa | 2001-06-26 |
| D443628 | Telescope | Kiyotaka Ishikawa | 2001-06-12 |