Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D539944 | Light emitting diode lamp | Kazuo Egawa, Masami Iwamoto, Masahiro Toda | 2007-04-03 |
| D539945 | Light emitting diode lamp | Kazuo Egawa, Masami Iwamoto, Masahiro Toda | 2007-04-03 |
| D522975 | Light emitting diode module | Kazuo Egawa, Masami Iwamoto | 2006-06-13 |
| 6460690 | Roller conveyer | Katsuyoshi Tachibana, Yoshio Kikukawa | 2002-10-08 |