Hirotsugu Yamamoto

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Utsunomiya-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Display device for aerial image having retro-reflective part
- Patent number 11,340,475
- Issue date May 24, 2022
- Utsunomiya University
- Hirotsugu Yamamoto
- G02 - OPTICS
Information Patent Grant
Display device for aerial image having retro-reflective part
- Patent number 11,300,810
- Issue date Apr 12, 2022
- Utsunomiya University
- Hirotsugu Yamamoto
- G02 - OPTICS
Information Patent Grant
Noncontact operation detecting device
- Patent number 11,061,248
- Issue date Jul 13, 2021
- Toyoda Gosei Co., Ltd.
- Yuichi Tsunekawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Display device and method for displaying aerial image
- Patent number 11,002,986
- Issue date May 11, 2021
- Utsunomiya University
- Hirotsugu Yamamoto
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
AERIAL DISPLAY DEVICE
- Publication number 20240295749
- Publication date Sep 5, 2024
- MINEBEA MITSUMI INC.
- Taku YAMADA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
NONCONTACT OPERATION DETECTING DEVICE
- Publication number 20200124867
- Publication date Apr 23, 2020
- Toyoda Gosei Co., Ltd.
- Yuichi TSUNEKAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISPLAY DEVICE AND METHOD FOR DISPLAYING AERIAL IMAGE
- Publication number 20190196213
- Publication date Jun 27, 2019
- Utsunomiya University
- Hirotsugu Yamamoto
- G02 - OPTICS
Information Patent Application
DISPLAY DEVICE, AND DISPLAY METHOD FOR AERIAL IMAGE
- Publication number 20180284470
- Publication date Oct 4, 2018
- UTSUNOMIYA UNIVERSITY
- Hirotsugu Yamamoto
- G02 - OPTICS