Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6457565 | Elevator apparatus with rechargeable power supply and discharge control | Ikuro Suga, Shinobu Tajima, Hiroshi Araki, Kazuyuki Kobayashi | 2002-10-01 |
| 6454053 | Elevator apparatus including rechargeable power supply and temperature sensitive charging control | Ikuro Suga, Shinobu Tajima, Hiroshi Araki, Kazuyuki Kobayashi | 2002-09-24 |