Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5975649 | Brake monitoring device for railroad cars | Seiki Maruta | 1999-11-02 |
| 5803554 | Brake monitoring device for railroad cars | Seiki Maruta | 1998-09-08 |
| 5713639 | Brake control device for railroad rolling stock | Asaji Imanaka | 1998-02-03 |
| 4765806 | Control method for a dual-cylinder moisture removal apparatus | — | 1988-08-23 |
| 4624506 | Compound electropneumatic brake control system | — | 1986-11-25 |
| 4585279 | Load responsive brake control valve | — | 1986-04-29 |
| 4302058 | Variable load valve device | Minoru Nagase | 1981-11-24 |