Eiichi Yajima

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Photochromic film, photochromic lens comprising the same, and metho...
- Patent number RE46357
- Issue date Apr 4, 2017
- Hoya Corporation
- Osamu Asai
Information Patent Grant
Polarizing lens
- Patent number 9,322,968
- Issue date Apr 26, 2016
- Hoya Corporation
- Eiichi Yajima
- G02 - OPTICS
Information Patent Grant
Method of manufacturing eyeglass lens
- Patent number 8,690,639
- Issue date Apr 8, 2014
- Hoya Corporation
- Eiichi Yajima
- B24 - GRINDING POLISHING
Information Patent Grant
Method of manufacturing polarizing member
- Patent number 8,679,579
- Issue date Mar 25, 2014
- Hoya Corporation
- Eiichi Yajima
- G02 - OPTICS
Information Patent Grant
Method of manufacturing polarizing eyeglass lens
- Patent number 8,414,802
- Issue date Apr 9, 2013
- Hoya Corporation
- Yoshifumi Watanabe
- G02 - OPTICS
Information Patent Grant
Polarizing lens
- Patent number 8,313,193
- Issue date Nov 20, 2012
- Hoya Corporation
- Yoshifumi Watanabe
- G02 - OPTICS
Information Patent Grant
Polarizing lens
- Patent number 8,308,293
- Issue date Nov 13, 2012
- Hoya Corporation
- Yoshifumi Watanabe
- G02 - OPTICS
Information Patent Grant
Photochromic film, photochromic lens comprising the same, and metho...
- Patent number 7,999,989
- Issue date Aug 16, 2011
- Hoya Corporation
- Osamu Asai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Optical elements having cured coating film
- Patent number 5,472,797
- Issue date Dec 5, 1995
- Hoya Corporation
- Eiichi Yajima
- G02 - OPTICS
Information Patent Grant
Coating compositions
- Patent number 5,366,545
- Issue date Nov 22, 1994
- Hoya Corporation
- Eiichi Yajima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hard coating film and optical elements having such coating film
- Patent number 5,165,992
- Issue date Nov 24, 1992
- Hoya Corporation
- Eiichi Yajima
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for producing polyurethane lens
- Patent number 4,975,328
- Issue date Dec 4, 1990
- Hoya Corporation
- Yoshiro Hirose
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
POLARIZING LENS
- Publication number 20130194664
- Publication date Aug 1, 2013
- HOYA CORPORATION
- Eiichi YAJIMA
- G02 - OPTICS
Information Patent Application
METHOD OF MANUFACTURING POLARIZING LENS
- Publication number 20130196077
- Publication date Aug 1, 2013
- HOYA CORPORATION
- Eiichi YAJIMA
- G02 - OPTICS
Information Patent Application
METHOD OF MANUFACTURING EYEGLASS LENS
- Publication number 20130059068
- Publication date Mar 7, 2013
- HOYA CORPORATION
- Eiichi YAJIMA
- G02 - OPTICS
Information Patent Application
METHOD OF MANUFACTURING EYEGLASS LENS
- Publication number 20130052918
- Publication date Feb 28, 2013
- HOYA CORPORATION
- Eiichi YAJIMA
- B24 - GRINDING POLISHING
Information Patent Application
METHOD OF MASS-PRODUCTION OF EYEGLASS LENS
- Publication number 20120196036
- Publication date Aug 2, 2012
- HOYA CORPORATION
- Eiichi YAJIMA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD OF MANUFACTURING POLARIZING LENS AND POLARIZING LENS
- Publication number 20120154910
- Publication date Jun 21, 2012
- HOYA CORPORATION
- Eiichi Yajima
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD OF MANUFACTURING POLARIZING LENS, POLARIZING LENS, AND METHO...
- Publication number 20120140323
- Publication date Jun 7, 2012
- HOYA CORPORATION
- Eiichi Yajima
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
LENS HOLDING JIG AND METHOD OF MANUFACTURING LENS BASE MATERIAL USI...
- Publication number 20120114863
- Publication date May 10, 2012
- Eiichi Yajima
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD OF MANUFACTURING EYEGLASS LENS
- Publication number 20120021135
- Publication date Jan 26, 2012
- HOYA CORPORATION
- Eiichi YAJIMA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD OF MANUFACTURING POLARIZING MEMBER
- Publication number 20110268874
- Publication date Nov 3, 2011
- HOYA CORPORATION
- Eiichi YAJIMA
- G02 - OPTICS
Information Patent Application
POLARIZING LENS
- Publication number 20110037943
- Publication date Feb 17, 2011
- HOYA CORPORATION
- Yoshifumi WATANABE
- G02 - OPTICS
Information Patent Application
METHOD OF MANUFACTURING POLARIZING EYEGLASS LENS
- Publication number 20110030152
- Publication date Feb 10, 2011
- HOYA CORPORATION
- Yoshifumi WATANABE
- G02 - OPTICS
Information Patent Application
POLARIZING LENS
- Publication number 20110032475
- Publication date Feb 10, 2011
- HOYA CORPORATION
- Yoshifumi WATANABE
- G02 - OPTICS
Information Patent Application
METHOD FOR PRODUCING PLASTIC LENS
- Publication number 20100239776
- Publication date Sep 23, 2010
- HOYA CORPORATION
- Eiichi Yajima
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
PHOTOCHROMIC FILM, PHOTOCHROMIC LENS COMPRISING THE SAME, AND METHO...
- Publication number 20090316246
- Publication date Dec 24, 2009
- HOYA CORPORATION
- Osamu Asai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Eiichi Yajima

Person

Patents Grantslast 30 patents

Photochromic film, photochromic lens comprising the same, and metho...

Polarizing lens

Method of manufacturing eyeglass lens

Method of manufacturing polarizing member

Method of manufacturing polarizing eyeglass lens

Polarizing lens

Polarizing lens

Photochromic film, photochromic lens comprising the same, and metho...

Optical elements having cured coating film

Coating compositions

Hard coating film and optical elements having such coating film

Process for producing polyurethane lens

Patents Applicationslast 30 patents

POLARIZING LENS

METHOD OF MANUFACTURING POLARIZING LENS

METHOD OF MANUFACTURING EYEGLASS LENS

METHOD OF MANUFACTURING EYEGLASS LENS

METHOD OF MASS-PRODUCTION OF EYEGLASS LENS

METHOD OF MANUFACTURING POLARIZING LENS AND POLARIZING LENS

METHOD OF MANUFACTURING POLARIZING LENS, POLARIZING LENS, AND METHO...

LENS HOLDING JIG AND METHOD OF MANUFACTURING LENS BASE MATERIAL USI...

METHOD OF MANUFACTURING EYEGLASS LENS

METHOD OF MANUFACTURING POLARIZING MEMBER

POLARIZING LENS

METHOD OF MANUFACTURING POLARIZING EYEGLASS LENS

POLARIZING LENS

METHOD FOR PRODUCING PLASTIC LENS

PHOTOCHROMIC FILM, PHOTOCHROMIC LENS COMPRISING THE SAME, AND METHO...