Yamaguchi; Akiyoshi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yamaguchi; Akiyoshi.The latest application filed is for "projection image apparatus and method of controlling the same".

Company Profile

0.5.5

Yamaguchi; Akiyoshi - Osaka 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
Projection image apparatus and method of controlling the same Grant 11,417,249 - Yamaguchi August 16, 2	2022-08-16
Projection Image Apparatus And Method Of Controlling The Same App 20210335159 - YAMAGUCHI; Akiyoshi	2021-10-28
Light source modulation circuit, light source modulation method, and projector apparatus Grant 10,205,529 - Gyoten , et al. Feb	2019-02-12
Light Source Modulation Circuit, Light Source Modulation Method, And Projector Apparatus App 20180367218 - GYOTEN; Takaaki ; et al.	2018-12-20
Projection image display apparatus Grant 10,091,477 - Yamaguchi , et al. October 2, 2	2018-10-02
Optical path changing device and projection image display apparatus Grant 9,823,466 - Abe , et al. November 21, 2	2017-11-21
Projection Image Display Apparatus App 20170019648 - YAMAGUCHI; AKIYOSHI ; et al.	2017-01-19
Optical Path Changing Device And Projection Image Display Apparatus App 20170003579 - ABE; TAKAAKI ; et al.	2017-01-05
Video projection device and method with control of light source based on image signal Grant 9,380,278 - Yamaguchi , et al. June 28, 2	2016-06-28
Video Projection Device And Video Projection Method App 20140198261 - YAMAGUCHI; Akiyoshi ; et al.	2014-07-17

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