Ota Kosan Corporation
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ota Kosan Corporation.The latest application filed is for "tool for removing and replacing lightbulb".
- Ota Kosan Corporation - Sumida-ku Tokyo JP
- OTA KOSAN CORPORATION - Sumida-ku, Tokyo JP
- OTA Kosan Corporation - Tokyo JP
- OTA Kosan Corporation - JP JP
| Patent | Date |
|---|---|
| Tool for removing and replacing light bulb Grant 8,256,329 - Ota September 4, 2 | 2012-09-04 |
| Tool for Removing and Replacing Lightbulb App 20120000321 - Ota; Kinjirou | 2012-01-05 |
| Holding means for use in blanket or coverlet and the like Grant 7,152,260 - Ota December 26, 2 | 2006-12-26 |
| Weeder Grant 7,131,677 - Ota November 7, 2 | 2006-11-07 |
| Weeder Grant 6,691,793 - Ota February 17, 2 | 2004-02-17 |
| Weeder Grant D480,281 - Ota October 7, 2 | 2003-10-07 |
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