Toshima; Yasumaro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Toshima; Yasumaro.The latest application filed is for "multilayer light-blocking film, and light-blocking ring for optical equipment, lens unit, and camera module using the same".
- Toshima; Yasumaro - Saitama JP
- Toshima, Yasumaro - Saitama-shi JP
- Toshima; Yasumaro - Yono JP
| Patent | Date |
|---|---|
| Light-blocking material for optical devices, and production method therefor Grant 10,634,825 - Nagahama , et al. | 2020-04-28 |
| Multilayer Light-blocking Film, And Light-blocking Ring For Optical Equipment, Lens Unit, And Camera Module Using The Same App 20190227202 - NAGAHAMA; Tsuyoshi ; et al. | 2019-07-25 |
| Light-blocking Material For Optical Devices, And Production Method Therefor App 20170146701 - NAGAHAMA; Tsuyoshi ; et al. | 2017-05-25 |
| Light-shielding material for optical instrument and manufacturing method thereof Grant 9,405,042 - Toshima August 2, 2 | 2016-08-02 |
| Light-shielding material for optical instrument Grant 9,383,484 - Toshima July 5, 2 | 2016-07-05 |
| Light-shielding Material For Optical Instrument App 20140016202 - Toshima; Yasumaro | 2014-01-16 |
| Light-shielding Material For Optical Instrument And Manufacturing Method Thereof App 20140016203 - Toshima; Yasumaro | 2014-01-16 |
| Backlight unit Grant 8,419,259 - Yokota , et al. April 16, 2 | 2013-04-16 |
| Light diffusing sheet with binder of mixed acrylic and styrene-acrylic resins Grant 8,059,339 - Toshima November 15, 2 | 2011-11-15 |
| Optical member and backlight using the same App 20110110117 - Takai; Masashi ; et al. | 2011-05-12 |
| Binder composition applied for polyester type films and optical film using the same Grant 7,771,828 - Toshima August 10, 2 | 2010-08-10 |
| Backlight Unit App 20100103698 - Yokota; Hiroshi ; et al. | 2010-04-29 |
| Backlight Unit And Member App 20100097824 - Funabashi; Yohei ; et al. | 2010-04-22 |
| Light control sheet and surface light source using the same Grant 7,535,642 - Toshima , et al. May 19, 2 | 2009-05-19 |
| Binder Composition Applied for Polyester Type Films and Optical Film Using the Same App 20090068484 - Toshima; Yasumaro | 2009-03-12 |
| Optical Film and Backlight Unit Using the Same App 20090067190 - Funabashi; Yohei ; et al. | 2009-03-12 |
| Light Diffusing Sheet App 20090009872 - Toshima; Yasumaro | 2009-01-08 |
| Backlight App 20080019137 - Takai; Masashi ; et al. | 2008-01-24 |
| Light Control Sheet And Surface Light Source Using The Same App 20070273975 - Toshima; Yasumaro ; et al. | 2007-11-29 |
| Light diffusive sheet and area light source element using the same Grant 7,156,547 - Toshima , et al. January 2, 2 | 2007-01-02 |
| Light diffusive sheet and area light source element using the same App 20030174518 - Toshima, Yasumaro ; et al. | 2003-09-18 |
| Anti-Newton ring film Grant 6,592,950 - Toshima , et al. July 15, 2 | 2003-07-15 |
| Optical film Grant 5,903,391 - Toshima , et al. May 11, 1 | 1999-05-11 |
| Light diffusion composite Grant 5,831,774 - Toshima , et al. November 3, 1 | 1998-11-03 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 