Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804365 | Speaker and speaker system | Tatsuhiro Ohira, Hiroyuki Yoshii, Kaoru Shimamura, Kunio Kosaka, Yutaka Kobayashi | 2004-10-12 |
| 6804817 | Information-object designation system | Shinta Kimura, Tomio Koide | 2004-10-12 |