SMM Precision Co., Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for SMM Precision Co., Ltd..The latest application filed is for "polarization independent optical isolator".
- SMM Precision Co., Ltd. - Akita JP
- SMM Precision Co., Ltd. - Noshiro JP
| Patent | Date |
|---|---|
| Polarization independent optical isolator Grant 8,891,167 - Iida November 18, 2 | 2014-11-18 |
| Polarization independent optical isolator Grant 8,565,561 - Iida October 22, 2 | 2013-10-22 |
| Polarization Independent Optical Isolator App 20130050824 - IIDA; Junji | 2013-02-28 |
| Polarization Independent Optical Isolator App 20120294565 - IIDA; Junji | 2012-11-22 |
| In-line optical isolator Grant 8,115,998 - Iida February 14, 2 | 2012-02-14 |
| In-line Optical Isolator App 20110069387 - IIDA; Junji | 2011-03-24 |
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