Maruyama; Ryuji
Patent Applications and Registrations
Patent applications and USPTO patent grants for Maruyama; Ryuji.The latest application filed is for "lubricating oil composition for automatic transmission".
- Maruyama; Ryuji - Tokyo JP
- Maruyama; Ryuji - Aikoh-Gun JP
- Maruyama; Ryuji - Kanagawa JP
- Maruyama; Ryuji - Minato-ku Tokyo
- Maruyama; Ryuji - Kawasaki JP
| Patent | Date |
|---|---|
| Lubricant composition Grant 11,254,890 - Maruyama , et al. February 22, 2 | 2022-02-22 |
| Lubricating oil composition Grant 11,198,832 - Shinoda , et al. December 14, 2 | 2021-12-14 |
| Lubricating oil composition for automatic transmission Grant 11,162,046 - Kamei , et al. November 2, 2 | 2021-11-02 |
| Lubricating oil composition for automatic transmissions Grant 11,130,926 - Kamei , et al. September 28, 2 | 2021-09-28 |
| Lubricating oil composition for automatic transmissions Grant 11,111,455 - Maruyama , et al. September 7, 2 | 2021-09-07 |
| Lubricating Oil Composition For Automatic Transmission App 20210130726 - KAMEI; Genki ; et al. | 2021-05-06 |
| Lubricant Composition App 20210054299 - Maruyama; Ryuji ; et al. | 2021-02-25 |
| Lubricating Oil Composition App 20200318026 - SHINODA; Noriaki ; et al. | 2020-10-08 |
| Lubricating Oil Composition For Automatic Transmissions App 20200263105 - KAMEI; Genki ; et al. | 2020-08-20 |
| Lubricating oil composition Grant 10,717,944 - Shinoda , et al. | 2020-07-21 |
| Lubricating Oil Composition For Automatic Transmissions App 20190276764 - MARUYAMA; Ryuji ; et al. | 2019-09-12 |
| Lubricating Oil Composition App 20170226443 - SHINODA; Noriaki ; et al. | 2017-08-10 |
| Two-phase lubricating oil composition Grant 9,550,956 - Kamata , et al. January 24, 2 | 2017-01-24 |
| Two-phase Lubricating Oil Composition App 20140194332 - Kamata; Kumiko ; et al. | 2014-07-10 |
| Cluster system and node switching method Grant 8,051,321 - Nakagawa , et al. November 1, 2 | 2011-11-01 |
| Lubricating Oil Composition App 20100093576 - Maruyama; Ryuji ; et al. | 2010-04-15 |
| Cluster System And Node Switching Method App 20100017646 - Nakagawa; Jun ; et al. | 2010-01-21 |
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