Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6298878 | Ball cock for railway vehicle | Yoshio Asano, Mitsumasa Morita, Yoshio Suetaka | 2001-10-09 |
| 6161582 | Ball cock for railway vehicle | Yoshio Asano, Mitsumasa Morita, Yoshio Suetaka | 2000-12-19 |
| 5988765 | Fluid pressure control device | Naoki Yamaguchi | 1999-11-23 |
| 5799757 | Brake device | Yoshio Asano, Toshiyuki Matsuoka | 1998-09-01 |
| 5775367 | Solenoid valve control device | Naoki Yamaguchi | 1998-07-07 |
| 5771933 | Three-position solenoid valve | Kazunori Morimoto | 1998-06-30 |
| 5692586 | Brake having a pressure responsive slack adjuster | Yoshio Asano, Toshiyuki Matsuoka | 1997-12-02 |
| 5589767 | Mechanism for the attachment of a speed sensor to a train wheel including a bearing and a connection link with a shock absorbing bushing | — | 1996-12-31 |
| 5083586 | Mounting arrangement for connecting a fluid pressure valve to a pipe bracket by a hollow adapter member | — | 1992-01-28 |
| 4811651 | Spring brake cylinder | Yasuhisa Hata | 1989-03-14 |
| 4796513 | Spring brake cylinder | Yasuhisa Hata | 1989-01-10 |
| 4785718 | Spring brake cylinder | Yasuhisa Hata | 1988-11-22 |
| 4781105 | Spring brake cylinder | Yasuhisa Hata | 1988-11-01 |
| 4721515 | Control system of a dual-cylinder type dehumidifier | Yasuhisa Hata, Masaaki Kitaue | 1988-01-26 |
| 4708158 | Ball-type stop cocks having standard matching flanges | — | 1987-11-24 |
| 4525611 | Fluid pressure switch | Masaaki Kitaue | 1985-06-25 |