Kosho KAMIJO

Follow

Person

Higashichikuma-gun Yamagata-mura,, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Projection optical apparatus that is removable installed in a light...
- Patent number 12,072,615
- Issue date Aug 27, 2024
- Seiko Epson Corporation
- Hirofumi Okubo
- G02 - OPTICS
Information Patent Grant
Fixing device, projection optical device, and projector
- Patent number 11,921,407
- Issue date Mar 5, 2024
- Seiko Epson Corporation
- Naoto Takehana
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
PROJECTION OPTICAL APPARATUS AND PROJECTOR
- Publication number 20240329505
- Publication date Oct 3, 2024
- SEIKO EPSON CORPORATION
- Hirofumi OKUBO
- G02 - OPTICS
Information Patent Application
PROJECTION OPTICAL APPARATUS AND PROJECTOR
- Publication number 20240027729
- Publication date Jan 25, 2024
- SEIKO EPSON CORPORATION
- Yuta ITO
- G02 - OPTICS
Information Patent Application
FIXING DEVICE, PROJECTION OPTICAL DEVICE, AND PROJECTOR
- Publication number 20220229351
- Publication date Jul 21, 2022
- SEIKO EPSON CORPORATION
- Naoto TAKEHANA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROJECTION OPTICAL APPARATUS AND PROJECTOR
- Publication number 20220206242
- Publication date Jun 30, 2022
- SEIKO EPSON CORPORATION
- Hirofumi OKUBO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY