Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8144562 | Optical disc apparatus, method of controlling the same, and information storage medium | Satoshi Mimura, Takashi Enokihara | 2012-03-27 |
| 7351341 | Descaling method and descaling apparatus | Hajime Yuasa, Tsuneo Sugawara | 2008-04-01 |
| 5907098 | Method and apparatus for detecting a defect of an object to be measured | Shigeharu Yamamoto | 1999-05-25 |
| 5777228 | Method and apparatus for measuring change in state of object to be measured using flexural and torsional vibrations | Shigeharu Yamamoto | 1998-07-07 |
| 5696324 | Method and apparatus for predicting the life of an object to be measured using longitudinal waves | Shigeharu Yamamoto | 1997-12-09 |
| 5571966 | Method and apparatus for predicting lifetime of measured object | — | 1996-11-05 |
| 5216921 | Method and apparatus for detecting defects and different-hardness portions of an object with protrusions | — | 1993-06-08 |
| 5214960 | Method and apparatus for detecting defects in an object by vibrating the object in a plurality of positions | — | 1993-06-01 |
| 5179860 | Defect detecting method and apparatus | — | 1993-01-19 |
| 5144838 | Defect detecting method and apparatus | — | 1992-09-08 |
| 4969141 | Optical memory for storing and retrieving information by light exposure | Takashi Takaoka | 1990-11-06 |
| 4507667 | Thermal transfer recording apparatus | — | 1985-03-26 |