Ichiro IMAEI

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Zoom optical system, optical apparatus and method for manufacturing...
- Patent number 11,906,716
- Issue date Feb 20, 2024
- Nikon Corporation
- Kosuke Machida
- G02 - OPTICS
Information Patent Grant
Gear mechanism
- Patent number 9,103,967
- Issue date Aug 11, 2015
- Pentax Ricoh Imaging Company, Ltd.
- Makoto Iikawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Varifocal lens barrel
- Patent number 8,976,460
- Issue date Mar 10, 2015
- Pentax Ricoh Imaging Company, Ltd.
- Makoto Iikawa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
LENS BARREL AND IMAGING APPARATUS
- Publication number 20230358990
- Publication date Nov 9, 2023
- Nikon Corporation
- Ichiro IMAEI
- G02 - OPTICS
Information Patent Application
ZOOM OPTICAL SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING...
- Publication number 20220026692
- Publication date Jan 27, 2022
- Nikon Corporation
- Kosuke MACHIDA
- G02 - OPTICS
Information Patent Application
VARIFOCAL LENS BARREL
- Publication number 20120075720
- Publication date Mar 29, 2012
- HOYA CORPORATION
- Makoto IIKAWA
- G02 - OPTICS
Information Patent Application
GEAR MECHANISM
- Publication number 20120075731
- Publication date Mar 29, 2012
- HOYA CORPORATION
- Makoto IIKAWA
- G02 - OPTICS