Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6752339 | Mobile crushing apparatus | Yukio Moriya, Toor Nakayama, Kaoru Nishihara | 2004-06-22 |
| 6738271 | Charge pump circuit DC/DC converter and power supply apparatus for liquid crystal device | — | 2004-05-18 |
| 6710974 | Tape cassette of high transparency material | Shigeru Ishikawa, Hisashige Fujiwara, Yasufumi Hashimoto | 2004-03-23 |
| 6680819 | Tape cassette of high transparency material | Shigeru Ishikawa, Hisashige Fujiwara, Yasufumi Hashimoto | 2004-01-20 |