Masaki OKAYASU

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Variable focal length lens apparatus
- Patent number 11,237,354
- Issue date Feb 1, 2022
- Mitutoyo Corporation
- Tatsuya Nagahama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Variable focal length lens apparatus and control method
- Patent number 11,215,739
- Issue date Jan 4, 2022
- Mitutoyo Corporation
- Shiro Igasaki
- G02 - OPTICS
Information Patent Grant
Lens system and variable focal length lens apparatus
- Patent number 10,705,263
- Issue date Jul 7, 2020
- Mitutoyo Corporation
- Atsushi Usami
- G02 - OPTICS
Information Patent Grant
Variable focal length lens
- Patent number D870795
- Issue date Dec 24, 2019
- Mitutoyo Corporation
- Masaki Okayasu
- D16 - Photography and optical equipment
Information Patent Grant
Variable focal length lens
- Patent number D869542
- Issue date Dec 10, 2019
- Mitutoyo Corporation
- Masaki Okayasu
- D16 - Photography and optical equipment
Information Patent Grant
Variable focal length lens
- Patent number D829261
- Issue date Sep 25, 2018
- Mitutoyo Corporation
- Sadayuki Matsumiya
- D16 - Photography and optical equipment

Patents Applicationslast 30 patents

Information Patent Application
VARIABLE FOCAL LENGTH LENS APPARATUS AND CONTROL METHOD
- Publication number 20200073025
- Publication date Mar 5, 2020
- MITUTOYO CORPORATION
- Shiro IGASAKI
- G02 - OPTICS
Information Patent Application
VARIABLE FOCAL LENGTH LENS APPARATUS
- Publication number 20190121056
- Publication date Apr 25, 2019
- MITUTOYO CORPORATION
- Tatsuya NAGAHAMA
- G02 - OPTICS
Information Patent Application
LENS SYSTEM AND VARIABLE FOCAL LENGTH LENS APPARATUS
- Publication number 20180180773
- Publication date Jun 28, 2018
- MITUTOYO CORPORATION
- Atsushi USAMI
- G02 - OPTICS