Yuji Akao

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Hexavalent chromium treatment agent and leather or leather article...
- Patent number 10,648,048
- Issue date May 12, 2020
- Citizen Watch Co., Ltd
- Yuji Akao
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Leather or leather article and method for producing same, hexavalen...
- Patent number 10,358,686
- Issue date Jul 23, 2019
- Citizen Watch Co., Ltd
- Yuji Akao
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Grease composition for precision equipment and timepiece containing...
- Patent number 7,385,880
- Issue date Jun 10, 2008
- Citizen Holdings Co., Ltd.
- Yuji Akao
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
HEXAVALENT CHROMIUM TREATMENT AGENT AND LEATHER OR LEATHER ARTICLE...
- Publication number 20190024197
- Publication date Jan 24, 2019
- Citizen Watch Co., Ltd.
- Yuji AKAO
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
LEATHER OR LEATHER ARTICLE AND METHOD FOR PRODUCING SAME, HEXAVALEN...
- Publication number 20170233835
- Publication date Aug 17, 2017
- Citizen Watch Co., Ltd.
- Yuji AKAO
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Application
LUBRICATING OIL COMPOSITION FOR TIMEPIECE AND TIMEPIECE
- Publication number 20160002562
- Publication date Jan 7, 2016
- Citizen Watch Co., Ltd.
- Yuji AKAO
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
LUBRICATING OIL COMPOSITION FOR TIMEPIECE AND TIMEPIECE
- Publication number 20150337233
- Publication date Nov 26, 2015
- CITIZEN WATCH CO., LTD
- Yuji AKAO
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Grease composition for precision equipment and timepiece containing...
- Publication number 20050014658
- Publication date Jan 20, 2005
- Yuji Akao
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Lubricating oil composition and watch using the same
- Publication number 20030050197
- Publication date Mar 13, 2003
- Yuji Akao
- G04 - HOROLOGY

Person

Patents Grantslast 30 patents

Hexavalent chromium treatment agent and leather or leather article...

Leather or leather article and method for producing same, hexavalen...

Grease composition for precision equipment and timepiece containing...

Patents Applicationslast 30 patents

HEXAVALENT CHROMIUM TREATMENT AGENT AND LEATHER OR LEATHER ARTICLE...

LEATHER OR LEATHER ARTICLE AND METHOD FOR PRODUCING SAME, HEXAVALEN...

LUBRICATING OIL COMPOSITION FOR TIMEPIECE AND TIMEPIECE

LUBRICATING OIL COMPOSITION FOR TIMEPIECE AND TIMEPIECE

Grease composition for precision equipment and timepiece containing...

Lubricating oil composition and watch using the same