| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 16 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Medical technology | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Motor vehicles | |
| #2 | Operating tables | |
| #3 | Unspecified technologies | |
| #4 | Hand carts | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Misawa Rintarou | 13 |
| #2 | Misawa Rintaro | 2 |
| #3 | Sakai Kenichi | 1 |
| #4 | Takahashi Hiroshi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JPH04154493A | Device for elevating wheelchair on stairway | |
| JPH0438279A | Rubber crawler driver | |
| JPS60110566A | Elastic belt for ascent and descent of staircase and endlesstravelling device | |
| JPS6082479A | Cart | |
| JPS6078864A | Stair lifting gear for wheelchair | |
| JPS59216772A | Motor lorry | |
| JPS59195476A | Escaping truck | |
| JPS59120563A | Cart for refuge | |
| JPS58206471A | Transport wagon | |
| JPS5799475A | Truck | |
| JPS5795267A | Staircase lifter for wheel chair | |
| JPS56165697A | Cargo gear | |
| JPS5639963A | Stair elevator | |
| JPS55103848A | Stair elevator for wheelchair | |
| JPS5449713A | Bogie for transporting working frame | |
| JPS51143235A | Hand-cart |