Issued Patents All Time
Showing 26–50 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7199389 | Radiation image recording and read-out method and system | — | 2007-04-03 |
| 7092795 | Turbine apparatus and governor for turbine | — | 2006-08-15 |
| 7072744 | Turbine apparatus and governor for turbine | — | 2006-07-04 |
| 6878957 | Image detector and fabricating method of the same, image recording method and retrieving method, and image recording apparatus and retrieving apparatus | — | 2005-04-12 |
| 6846154 | Pump turbine | — | 2005-01-25 |
| 6828539 | Detection signal correction method and device as well as solid-state detector for use therewith | — | 2004-12-07 |
| 6703959 | Signal detecting method and signal detecting device | — | 2004-03-09 |
| 6602044 | Pump turbine, method of controlling thereof, and method of stopping thereof | Kei Katayama, Hiroto Nakagawa, Haruki Hagiwara | 2003-08-05 |
| 6566676 | Image detector | — | 2003-05-20 |
| 6515286 | Solid-state radiation detector in which signal charges are reduced below saturation level | — | 2003-02-04 |
| 6501089 | Image detector, fabrication method thereof, image recording method, image recorder, image reading method, and image reader | — | 2002-12-31 |
| 6455832 | Defect discriminating method and device for solid-state detector | — | 2002-09-24 |
| 6336322 | Method of controlling a pump turbine | Kei Katayama, Hiroto Nakagawa, Haruki Hagiwara | 2002-01-08 |
| 6250887 | Reversible pump-turbine system | Masataka Harada | 2001-06-26 |
| 6210100 | Pump-turbine | — | 2001-04-03 |
| 6208410 | Image forming apparatus | — | 2001-03-27 |
| 6091436 | Method of correcting uneven densities in thermal recording apparatus | — | 2000-07-18 |
| 6042331 | Pump-turbine | — | 2000-03-28 |
| 6018355 | Thermal recording apparatus | — | 2000-01-25 |
| 5973713 | Thermal recording apparatus | — | 1999-10-26 |
| 5886724 | Method and apparatus for thermal recording | Tetsuya Kojima, Toshitaka Agano | 1999-03-23 |
| 5668589 | Thermal recording device with controller for correcting laser beam intensity | Yoshihisa Usami, Toshitaka Agano | 1997-09-16 |
| 5561358 | Variable speed pumping-up generator | Masataka Harada, Yasuteru Oono, Hiroto Nakagawa | 1996-10-01 |
| 5456115 | Method of counterflow through a pump and method of controlling the operation of a pump in a pumping installation | Ezo Kita, Isao Yokoyama, Hiroto Nakagawa, Yasuteru Oono | 1995-10-10 |
| 5160244 | Pump system operable by variable-speed control | Eizo Kita | 1992-11-03 |