Koseki; Yoshitaka
Patent Applications and Registrations
Patent applications and USPTO patent grants for Koseki; Yoshitaka.The latest application filed is for "optically-active cyclopentenone derivatives".
- Koseki; Yoshitaka - Miyagi JP
- Koseki; Yoshitaka - Hachioji JP
| Patent | Date |
|---|---|
| Optically-active cyclopentenone derivatives Grant 11,407,772 - Kasai , et al. August 9, 2 | 2022-08-09 |
| Optically-active Cyclopentenone Derivatives App 20210300953 - Kasai; Hitoshi ; et al. | 2021-09-30 |
| Production method for cyclopentenone derivative Grant 11,014,865 - Koseki , et al. May 25, 2 | 2021-05-25 |
| Production Method For Cyclopentenone Derivative App 20210024444 - Koseki; Yoshitaka ; et al. | 2021-01-28 |
| Automatic disc selection type reproducing apparatus Grant 4,580,254 - Hojyo , et al. April 1, 1 | 1986-04-01 |
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