Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832678 | Escalator with high speed inclined section | Manabu Ogura, Takashi Yumura | 2004-12-21 |
| 6796416 | High-speed escalator for slope | Manabu Ogura, Takashi Yumura | 2004-09-28 |
JN
Joichi Nakamura
Overall (2004): #57,587 of 270,089Top 25%
2
Patents 2004