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Yoshiyuki SHIBUYA
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Yuki-shi, Ibaraki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Porous body, polymer electrolyte membrane, filter material for filt...
Patent number
10,688,448
Issue date
Jun 23, 2020
Daikin Industries, Ltd.
Shinichi Chaen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter medium for air filter, filter pack, air filter unit and meth...
Patent number
10,537,836
Issue date
Jan 21, 2020
Daikin Industries, Ltd.
Tatsumi Sakano
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter medium for air filter, filter pack, air filter unit, and met...
Patent number
10,406,471
Issue date
Sep 10, 2019
Daikin Industries, Ltd.
Tatsumi Sakano
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Mixed powder and material for molding having PTFE as main component...
Patent number
10,265,661
Issue date
Apr 23, 2019
Daikin Industries, Ltd.
Shinichi Chaen
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Filtering medium for air filter, filter pack, air filter unit, and...
Patent number
10,265,654
Issue date
Apr 23, 2019
Daikin Industries, Ltd.
Yoshiyuki Shibuya
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter medium for air filter, filter pack, air filter unit, and met...
Patent number
10,226,730
Issue date
Mar 12, 2019
Daikin Industries, Ltd.
Tatsumi Sakano
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Composition having PTFE as main component, mixed powder, material f...
Patent number
9,707,504
Issue date
Jul 18, 2017
Daikin Industries, Ltd.
Shinichi Chaen
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Filter medium equipped with porous film, method of manufacturing sa...
Patent number
9,072,993
Issue date
Jul 7, 2015
Daikin Industries, Ltd.
Kunihiko Inui
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Polytetrafluoroethylene mixture
Patent number
8,937,132
Issue date
Jan 20, 2015
Daikin Industries, Ltd.
Yasuhiko Sawada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polytetrafluoroethylene mixture
Patent number
8,865,839
Issue date
Oct 21, 2014
Daikin Industries, Ltd.
Yasuhiko Sawada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for preparing filtering material
Patent number
7,387,700
Issue date
Jun 17, 2008
Daikin Industries, Ltd.
Osamu Tanaka
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Ventilation filter medium for container, and container and containe...
Patent number
7,097,682
Issue date
Aug 29, 2006
Daikin Industries, Ltd.
Osamu Tanaka
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Air filter medium, process of producing filter medium, air filter p...
Patent number
6,682,576
Issue date
Jan 27, 2004
Daikin Industries
Hideyuki Kiyotani
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Air filter medium, air filter pack and air filter unit comprising t...
Patent number
6,416,562
Issue date
Jul 9, 2002
Daikin Industries, Ltd.
Yoshiyuki Shibuya
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Filter medium and air filter unit using the same
Patent number
6,261,979
Issue date
Jul 17, 2001
Daikin Industries, Ltd.
Osamu Tanaka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Acicular metal iron fine particles, process for preparing same, mag...
Patent number
5,660,927
Issue date
Aug 26, 1997
Daikin Industries Ltd.
Takuya Arase
G11 - INFORMATION STORAGE
Information
Patent Grant
Coated acicular fine particulate materials, processes for preparing...
Patent number
5,552,072
Issue date
Sep 3, 1996
Daikin Industries Ltd.
Takuya Arase
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Particles containing iron carbide
Patent number
5,437,805
Issue date
Aug 1, 1995
501 Daiken Industries Ltd.
Takuya Arase
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Magnetic coating composition and magnetic recording medium
Patent number
5,346,758
Issue date
Sep 13, 1994
Daikin Industries, Ltd.
Yoshiyuki Shibuya
G11 - INFORMATION STORAGE
Information
Patent Grant
Process for preparing iron carbide fine particles
Patent number
5,205,950
Issue date
Apr 27, 1993
Daikin Industries, Ltd.
Yoshiyuki Shibuya
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Acicular iron carbide particulate material and process for producin...
Patent number
5,151,206
Issue date
Sep 29, 1992
Daikin Industries, Ltd.
Kazuo Okamura
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process for preparing carbide fine particles
Patent number
5,104,561
Issue date
Apr 14, 1992
Daikin Industries, Ltd.
Ikuo Kitamura
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Particles containing iron carbide
Patent number
4,900,464
Issue date
Feb 13, 1990
Daikin Industries Ltd.
Takuya Arase
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Acicular process for producing particulate material
Patent number
4,842,759
Issue date
Jun 27, 1989
Daikin Industries, Ltd.
Kazuo Okamura
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process for producing magnetizable particles
Patent number
4,457,955
Issue date
Jul 3, 1984
Daikin Kogyo Company, Ltd.
Kazuo Okamura
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
AIR FILTER MEDIUM, AIR FILTER PACK, AND AIR FILTER UNIT
Publication number
20250001339
Publication date
Jan 2, 2025
DAIKIN INDUSTRIES, LTD.
Takashi KIMURA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR FILTER MEDIUM, METHOD FOR PRODUCING AIR FILTER MEDIUM, MASK FIL...
Publication number
20230372849
Publication date
Nov 23, 2023
DAIKIN INDUSTRIES, LTD.
Hideyuki KIYOTANI
B32 - LAYERED PRODUCTS
Information
Patent Application
AIR FILTER MEDIUM, FILTER PACK, AIR FILTER UNIT, AND METHOD FOR PRO...
Publication number
20220040614
Publication date
Feb 10, 2022
DAIKIN INDUSTRIES, LTD.
Yoshiyuki SHIBUYA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR FILTER MEDIUM, FILTER PACK, AND AIR FILTER UNIT
Publication number
20210260516
Publication date
Aug 26, 2021
DAIKIN INDUSTRIES, LTD.
Kunihiko INUI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER MEDIUM FOR AIR FILTER, FILTER PACK, AIR FILTER UNIT AND METH...
Publication number
20190344204
Publication date
Nov 14, 2019
DAIKIN INDUSTRIES, LTD.
Tatsumi SAKANO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER MEDIUM FOR AIR FILTER, FILTER PACK, AIR FILTER UNIT, AND MET...
Publication number
20190134552
Publication date
May 9, 2019
DAIKIN INDUSTRIES, LTD.
Tatsumi SAKANO
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Application
MIXED POWDER AND MATERIAL FOR MOLDING HAVING PTFE AS MAIN COMPONENT...
Publication number
20180065094
Publication date
Mar 8, 2018
DAIKIN INDUSTRIES, LTD.
Shinichi CHAEN
B32 - LAYERED PRODUCTS
Information
Patent Application
FILTER MEDIUM FOR AIR FILTER, FILTER PACK, AIR FILTER UNIT, AND MET...
Publication number
20170348626
Publication date
Dec 7, 2017
DAIKIN INDUSTRIES, LTD.
Tatsumi SAKANO
B32 - LAYERED PRODUCTS
Information
Patent Application
FILTERING MEDIUM FOR AIR FILTER, FILTER PACK, AIR FILTER UNIT, AND...
Publication number
20170128876
Publication date
May 11, 2017
DAIKIN INDUSTRIES, LTD.
Yoshiyuki SHIBUYA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS BODY, POLYMER ELECTROLYTE MEMBRANE, FILTER MATERIAL FOR FILT...
Publication number
20170001155
Publication date
Jan 5, 2017
DAIKIN INDUSTRIES, LTD.
Shinichi CHAEN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
BIAXIALLY-STRETCHED POROUS MEMBRANE
Publication number
20170002156
Publication date
Jan 5, 2017
DAIKIN INDUSTRIES, LTD.
Shinichi CHAEN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SHEET, ELECTRODE AND FUEL CELL
Publication number
20150200402
Publication date
Jul 16, 2015
DAIKIN INDUSTRIES, LTD.
Hiroyuki Yoshimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPOSITION HAVING PTFE AS MAIN COMPONENT, MIXED POWDER, MATERIAL F...
Publication number
20150082757
Publication date
Mar 26, 2015
DAIKIN INDUSTRIES, LTD.
Shinichi Chaen
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Method for Multi-Stage Expansion and Stretching of Film and Filter
Publication number
20140367325
Publication date
Dec 18, 2014
Kyung-Ju Choi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
FILTER MEDIUM FOR AIR FILTER, AIR FILTER UNIT, AND METHOD FOR PRODU...
Publication number
20140165517
Publication date
Jun 19, 2014
Daikin Industries, Ltd.
Satoshi Hara
B32 - LAYERED PRODUCTS
Information
Patent Application
POLYTETRAFLUOROETHYLENE MIXTURE
Publication number
20130281558
Publication date
Oct 24, 2013
DAIKIN INDUSTRIES, LTD.
Yasuhiko Sawada
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYTETRAFLUOROETHYLENE MIXTURE
Publication number
20130267621
Publication date
Oct 10, 2013
DAIKIN INDUSTRIES, LTD.
Yasuhiko Sawada
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER MEDIUM EQUIPPED WITH POROUS FILM, METHOD OF MANUFACTURING SA...
Publication number
20130097982
Publication date
Apr 25, 2013
Kunihiko Inui
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Ventilation filter member for container, and container and containe...
Publication number
20040237802
Publication date
Dec 2, 2004
Osamu Tanaka
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Filtering material for filter, filter pack and air filter unit usin...
Publication number
20040168417
Publication date
Sep 2, 2004
Osamu Tanaka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL