Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6732838 | Power supply for ac elevator | Takao Okada, Yoshitomo Yoshino, Kazuhiro Shiode, Kazunori Hasegawa, Shigeru Nagashima | 2004-05-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6732838 | Power supply for ac elevator | Takao Okada, Yoshitomo Yoshino, Kazuhiro Shiode, Kazunori Hasegawa, Shigeru Nagashima | 2004-05-11 |