Hideto Sagawa

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Polarizing element having alternately laminated dielectric layers a...
- Patent number 11,644,605
- Issue date May 9, 2023
- DEXERIALS CORPORATION
- Tomu Takeda
- G02 - OPTICS
Information Patent Grant
Polarizing plate and optical apparatus containing same
- Patent number 11,543,573
- Issue date Jan 3, 2023
- DEXERIALS CORPORATION
- Tomu Takeda
- G02 - OPTICS
Information Patent Grant
Diffuser plate, designing method of diffuser plate, display device,...
- Patent number 11,353,635
- Issue date Jun 7, 2022
- Dexerials Corporation
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Grant
Polarizing element and method of producing same
- Patent number 10,698,148
- Issue date Jun 30, 2020
- Dexerials Corporation
- Tomu Takeda
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Inorganic polarizing plate, method of manufacturing the same, and o...
- Patent number 10,436,964
- Issue date Oct 8, 2019
- Dexerials Corporation
- Akio Takada
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL DEVICE
- Publication number 20240069378
- Publication date Feb 29, 2024
- DEXERIALS CORPORATION
- Tomu TAKEDA
- G02 - OPTICS
Information Patent Application
POLARIZING ELEMENT, METHOD FOR MANUFACTURING POLARIZING ELEMENT, AN...
- Publication number 20200158933
- Publication date May 21, 2020
- DEXERIALS CORPORATION
- Tomu Takeda
- G02 - OPTICS
Information Patent Application
POLARIZING PLATE AND OPTICAL APPARATUS CONTAINING SAME
- Publication number 20200158934
- Publication date May 21, 2020
- DEXERIALS CORPORATION
- Tomu Takeda
- G02 - OPTICS
Information Patent Application
DIFFUSER PLATE, DESIGNING METHOD OF DIFFUSER PLATE, DISPLAY DEVICE,...
- Publication number 20190250313
- Publication date Aug 15, 2019
- DEXERIALS CORPORATION
- Kazuyuki SHIBUYA
- G02 - OPTICS
Information Patent Application
POLARIZING ELEMENT AND METHOD OF PRODUCING SAME
- Publication number 20180299602
- Publication date Oct 18, 2018
- Dexerials Corporation
- Tomu TAKEDA
- G02 - OPTICS
Information Patent Application
INORGANIC POLARIZING PLATE, METHOD OF MANUFACTURING THE SAME, AND O...
- Publication number 20180224589
- Publication date Aug 9, 2018
- DEXERIALS CORPORATION
- Akio Takada
- G02 - OPTICS