YASOSHINA; Sayaka
Patent Applications and Registrations
Patent applications and USPTO patent grants for YASOSHINA; Sayaka.The latest application filed is for "exhaust device of engine and work machine".
- YASOSHINA; Sayaka - Saitama JP
- Yasoshina; Sayaka - Tokyo JP
- Yasoshina; Sayaka - Wako JP
- Yasoshina; Sayaka - Wako-shi JP
| Patent | Date |
|---|---|
| Exhaust Device Of Engine And Work Machine App 20220290600 - YASOSHINA; Sayaka ; et al. | 2022-09-15 |
| Internal combustion engine Grant 11,421,634 - Yasoshina , et al. August 23, 2 | 2022-08-23 |
| Internal Combustion Engine App 20220074376 - Yasoshina; Sayaka ; et al. | 2022-03-10 |
| Engine generator Grant 10,184,393 - Yasoshina Ja | 2019-01-22 |
| Exhaust purifying device for internal combustion engine Grant 9,732,655 - Yasoshina , et al. August 15, 2 | 2017-08-15 |
| Exhaust Purifying Device For Internal Combustion Engine App 20160131008 - Yasoshina; Sayaka ; et al. | 2016-05-12 |
| Exhaust gas purification device for general-purpose engine Grant 9,334,782 - Yasoshina , et al. May 10, 2 | 2016-05-10 |
| Engine Generator App 20150345381 - Yasoshina; Sayaka | 2015-12-03 |
| Muffler equipped with catalytic converter Grant 9,046,028 - Yasoshina June 2, 2 | 2015-06-02 |
| Muffler equipped with catalytic converter Grant 9,022,170 - Yasoshina May 5, 2 | 2015-05-05 |
| Exhaust Gas Purification Device For General-purpose Engine App 20140250871 - Yasoshina; Sayaka ; et al. | 2014-09-11 |
| Muffler Equipped With Catalytic Converter App 20140251718 - Yasoshina; Sayaka | 2014-09-11 |
| Muffler Equipped With Catalytic Converter App 20140251717 - Yasoshina; Sayaka | 2014-09-11 |
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