Maruyama; Seiichi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Maruyama; Seiichi.The latest application filed is for "writing tool provided with refill".
- Maruyama; Seiichi - Fujioka JP
- MARUYAMA; Seiichi - Shinagawa-ku JP
- MARUYAMA; Seiichi - Fujioka-shi Gunma
- Maruyama; Seiichi - Gunma JP
- Maruyama; Seiichi - Yokohama JP
- Maruyama; Seiichi - Yokohama-shi JP
- Maruyama; Seiichi - Shiojiri JP
- MARUYAMA; Seiichi - Shiojiri-shi JP
- Maruyama; Seiichi - Hitachi JP
| Patent | Date |
|---|---|
| Applicator Grant 11,084,316 - Maruyama August 10, 2 | 2021-08-10 |
| Writing Tool Provided With Refill App 20210178803 - IKAI; Takayuki ; et al. | 2021-06-17 |
| Applicator App 20200130403 - MARUYAMA; Seiichi | 2020-04-30 |
| Makeup tool Grant 10,299,561 - Maruyama , et al. | 2019-05-28 |
| Ball pen Grant 9,545,813 - Fukumoto , et al. January 17, 2 | 2017-01-17 |
| Makeup Tool App 20160374453 - MARUYAMA; Seiichi ; et al. | 2016-12-29 |
| Writing implement refill and writing implement Grant 9,162,515 - Maruyama , et al. October 20, 2 | 2015-10-20 |
| Ball Pen App 20150165812 - Fukumoto; Takeo ; et al. | 2015-06-18 |
| Writing Implement Refill And Writing Implement App 20140140752 - Maruyama; Seiichi ; et al. | 2014-05-22 |
| Roller, apparatus for molding roller, mold for forming roller, method for producing roller, and recording apparatus Grant 8,328,704 - Kotaka , et al. December 11, 2 | 2012-12-11 |
| Roller, Apparatus For Molding Roller, Mold For Forming Roller, Method For Producing Roller, And Recording Apparatus App 20080044206 - KOTAKA; Toshikazu ; et al. | 2008-02-21 |
| Transmission line protection system Grant 4,675,773 - Shirakawa , et al. June 23, 1 | 1987-06-23 |
| Zinc oxide lightning protector Grant 4,587,592 - Nakano , et al. May 6, 1 | 1986-05-06 |
| Enclosed-type zinc-oxide surge arrester Grant 4,321,651 - Ozawa , et al. March 23, 1 | 1982-03-23 |
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