Hiroi; Masaki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hiroi; Masaki.The latest application filed is for "optical unit and optical apparatus".

Company Profile

0.10.7

Hiroi; Masaki - Miyagi N/A JP
Hiroi; Masaki - Sendai JP

*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
Optical unit and optical apparatus Grant 10,914,451 - Hiroi February 9, 2	2021-02-09
Laser device and internal combustion engine Grant 10,559,942 - Hagita , et al. Feb	2020-02-11
Optical Unit And Optical Apparatus App 20190242548 - HIROI; Masaki	2019-08-08
Laser Device And Internal Combustion Engine App 20180269656 - Hagita; Kentaroh ; et al.	2018-09-20
Method for manufacturing an optical unit Grant 9,627,845 - Hiroi , et al. April 18, 2	2017-04-18
Method For Manufacturing An Optical Unit App 20130152366 - Hiroi; Masaki ; et al.	2013-06-20
Optical device, optical scanning device, image forming apparatus, and manufacturing method of optical device Grant 8,421,838 - Yamaguchi , et al. April 16, 2	2013-04-16
Optical Device, Optical Scanning Device, Image Forming Apparatus, And Manufacturing Method Of Optical Device App 20110109713 - Yamaguchi; Takayuki ; et al.	2011-05-12
Image forming apparatus having a mounting/dismounting mechanism Grant 5,848,329 - Aoyama , et al. December 8, 1	1998-12-08
Contact type image sensor with electric shielding Grant 5,015,837 - Hiroi , et al. May 14, 1	1991-05-14

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.