Seko; Kazumasa
Patent Applications and Registrations
Patent applications and USPTO patent grants for Seko; Kazumasa.The latest application filed is for "self-aligning roller bearing".
- Seko; Kazumasa - Kuwana JP
| Patent | Date |
|---|---|
| Double-row self-aligning roller bearing Grant 11,306,776 - Seko , et al. April 19, 2 | 2022-04-19 |
| Self-aligning Roller Bearing App 20220010836 - SEKO; Kazumasa ; et al. | 2022-01-13 |
| Double-row self-aligning roller bearing Grant 11,187,266 - Seko , et al. November 30, 2 | 2021-11-30 |
| Double-row Self-aligning Roller Bearing App 20210025448 - SEKO; Kazumasa ; et al. | 2021-01-28 |
| Double-row self-aligning roller bearing and protrusion prevention jig Grant 10,883,544 - Seko , et al. January 5, 2 | 2021-01-05 |
| Rolling bearing, and abrasion resistance treatment method for bearing raceway surface Grant 10,808,761 - Yan , et al. October 20, 2 | 2020-10-20 |
| Double-row self-aligning roller bearing Grant 10,697,492 - Yamamoto , et al. | 2020-06-30 |
| Double-row Self-aligning Roller Bearing App 20200158168 - SEKO; Kazumasa ; et al. | 2020-05-21 |
| Double-row self-aligning roller bearing Grant 10,655,674 - Yamamoto , et al. | 2020-05-19 |
| Double-row Self-aligning Roller Bearing And Protrusion Prevention Jig App 20190331165 - SEKO; Kazumasa ; et al. | 2019-10-31 |
| Double-row Self-aligning Roller Bearing App 20190331164 - YAMAMOTO; Takashi ; et al. | 2019-10-31 |
| Rolling Bearing, And Abrasion Resistance Treatment Method For Bearing Raceway Surface App 20190113078 - YAN; Weida ; et al. | 2019-04-18 |
| Double-row Self-aligning Roller Bearing App 20190024712 - YAMAMOTO; Takashi ; et al. | 2019-01-24 |
| Double-row Self-aligning Roller Bearing App 20180202489 - HORI; Michio ; et al. | 2018-07-19 |
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