Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5992221 | Concentration measuring apparatus | Yoshio Hashizume, Ryuzo Hayashi | 1999-11-30 |
| 5320939 | Measuring apparatus of two components using enzyme electrodes and the measuring method thereof | Yoshio Hashizume, Ryuzo Hayashi | 1994-06-14 |
| 5306413 | Assay apparatus and assay method | Ryuzo Hayashi, Yukie Inoue | 1994-04-26 |
| 5248597 | Method and apparatus for analyzing starch and related carbohydrates | Ryuzo Hayashi, Yoshio Hasizume | 1993-09-28 |
| 5242793 | Selective permeable membrane and electrode using the same | Ryuzo Hayashi, Yoshio Hashizume | 1993-09-07 |
| 5225321 | Measuring apparatus using enzyme electrodes and the method thereof | Ryuzo Hayashi, Yoshio Hashizume | 1993-07-06 |
| 5221521 | Sample liquid dilution system for analytical measurements | Yoshio Hashizume, Ryuzo Hayashi | 1993-06-22 |
| 5190872 | Immobilized alcohol utidase for use in an alcohol measuring apparatus | Yoshio Hashizume, Ryuzo Hayashi, Minako Oka | 1993-03-02 |
| 5081015 | Enzyme electrode and method for determination of alcohol content using the same | Ryuzo Hayashi, Yoshio Hashizume | 1992-01-14 |
| 5081037 | Enzyme electrode for measuring malto-oligosaccharide | Yoshio Hashizume, Ryuzo Hayashi | 1992-01-14 |
| 4971901 | Process for preparing enzyme electrodes | Ryuzo Hayashi | 1990-11-20 |