Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10717224 | Method of manufacturing product with skin | Yumi Hida, Masahiro Yoshikawa, Kenichi Furuta, Hideyuki MIURA, Akira Maeda +1 more | 2020-07-21 |
| 8601690 | Method for manufacturing a variable capacity exhaust gas turbine | Motoki Ebisu | 2013-12-10 |
| 6629821 | Pump apparatus | Hiroshi Yokota, Tetsuya Tanimoto | 2003-10-07 |
| 6263905 | Automatic regulating valve apparatus | Hiroshi Yokota | 2001-07-24 |
| 6152689 | Self-priming type cetrifugal pump | Hiroshi Yokota | 2000-11-28 |
| 6135142 | Control valve device | Hiroshi Yokota | 2000-10-24 |
| 6102072 | Water-hammerless check valve | Hiroshi Yokota | 2000-08-15 |
| 5772394 | Self-priming centrifugal pump | Hiroshi Yokota | 1998-06-30 |
| 5769116 | Composite action type water-hammer-preventive check valve | Hiroshi Yokota | 1998-06-23 |
| 5746246 | Water hammer preventing check valve | Hiroshi Yokota | 1998-05-05 |
| 5735308 | Automatic constant-pressure regulating lift device | Hiroshi Yokota | 1998-04-07 |
| 5642752 | Controllable constant flow regulating lift valve | Hiroshi Yokota, Kunio Ogura | 1997-07-01 |