TATSUGI; Hiroyuki

Patent Applications and Registrations

Patent applications and USPTO patent grants for TATSUGI; Hiroyuki.The latest application filed is for "diffraction optical member and virtual image display device".

Company Profile

5.6.9

TATSUGI; Hiroyuki - Chino-shi JP
Tatsugi; Hiroyuki - Chino JP
TATSUGI; Hiroyuki - Suwa-shi Nagano-ken

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Diffraction Optical Member And Virtual Image Display Device App 20220099979 - TATSUGI; Hiroyuki	2022-03-31
Diffractive optical element and virtual image display device Grant 11,249,320 - Tatsugi , et al. February 15, 2	2022-02-15
Display module and display device Grant 11,221,496 - Takeda , et al. January 11, 2	2022-01-11
Optical module and head-mounted display apparatus Grant 11,086,135 - Yonekubo , et al. August 10, 2	2021-08-10
Method For Manufacturing Optical Element, Optical Element And Display Device App 20210063747 - SAITO; Atsushi ; et al.	2021-03-04
Display Module And Display Device App 20200285064 - TAKEDA; Takashi ; et al.	2020-09-10
Optical Module And Head-mounted Display Apparatus App 20200004034 - YONEKUBO; Masatoshi ; et al.	2020-01-02
Light-guiding device and display device Grant 10,401,554 - Yoshida , et al. Sep	2019-09-03
Diffractive Optical Element And Virtual Image Display Device App 20190265483 - TATSUGI; Hiroyuki ; et al.	2019-08-29
Light-guiding Device And Display Device App 20190094451 - YOSHIDA; Shohei ; et al.	2019-03-28
Optical Element, Image Display Device And Method For Manufacturing Same App 20170293149 - Tatsugi; Hiroyuki	2017-10-12
Optical element, image display device and method for manufacturing same Grant 9,738,041 - Tatsugi August 22, 2	2017-08-22
Optical Element, Image Display Device And Method For Manufacturing Same App 20150138646 - Tatsugi; Hiroyuki	2015-05-21
Light-emitting apparatus, method of manufacturing light-emitting apparatus, image forming apparatus, and electronic apparatus Grant 7,683,540 - Tajima , et al. March 23, 2	2010-03-23
Light-emitting Apparatus, Method Of Manufacturing Light-emitting Apparatus, Image Forming Apparatus, And Electronic Apparatus App 20070069644 - TAJIMA; Takayuki ; et al.	2007-03-29

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.