DAIDOUSANSO CO., LTD.

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MINAMI-KU, OSAKA-SHI, JP

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Patents Grantslast 30 patents

Information Patent Grant
Motor rotary shaft and manufacturing method thereof
- Patent number 6,179,932
- Issue date Jan 30, 2001
- Daidousanso Co., Ltd.
- Akira Yoshino
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of manufacturing a crank shaft
- Patent number 6,020,025
- Issue date Feb 1, 2000
- Daidousanso Co., Ltd.
- Akira Yoshino
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method of vacuum insulation and a vacuum heat insulator used therein
- Patent number 5,508,106
- Issue date Apr 16, 1996
- Daidousanso Co., Ltd.
- Akira Yoshino
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Process of producing nitrided and hardened nickel alloy products
- Patent number 5,505,791
- Issue date Apr 9, 1996
- Daidousanso Co., Ltd.
- Masaaki Tahara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of high vacuum heat insulation and a vacuum heat insulator u...
- Patent number 5,494,740
- Issue date Feb 27, 1996
- Daidousanso Co. Ltd.
- Akira Yoshino
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hard austenitic stainless steel screw and a method for manufacturin...
- Patent number 5,460,875
- Issue date Oct 24, 1995
- Daidousanso Co., Ltd.
- Akira Yoshino
- C21 - METALLURGY OF IRON
Information Patent Grant
Nickel alloy products with their surfaces nitrided and hardened
- Patent number 5,445,683
- Issue date Aug 29, 1995
- Daidousanso Co., Ltd.
- Masaaki Tahara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Crank shaft and method of manufacturing the same
- Patent number 5,426,998
- Issue date Jun 27, 1995
- Daidousanso Co., Ltd.
- Akira Yoshino
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hard austenitic stainless steel screw and a method for manufacturin...
- Patent number 5,419,948
- Issue date May 30, 1995
- Daidousanso Co., Ltd.
- Akira Yoshino
- C21 - METALLURGY OF IRON
Information Patent Grant
Hard austenitic stainless steel screw
- Patent number 5,417,776
- Issue date May 23, 1995
- Daidousanso Co., Ltd.
- Akira Yoshino
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Nitrided stainless steel products
- Patent number 5,403,409
- Issue date Apr 4, 1995
- Daidousanso Co., Ltd.
- Masaaki Tahara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and apparatus for treatment of NF.sub.3 gas
- Patent number 5,401,473
- Issue date Mar 28, 1995
- Daidousanso Co., Ltd.
- Akira Yoshino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Apparatus for gas source molecular beam epitaxy
- Patent number 5,399,199
- Issue date Mar 21, 1995
- Daidousanso Co., Ltd.
- Hiromi Kiyama
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method of plating steel
- Patent number 5,399,211
- Issue date Mar 21, 1995
- Daidousanso Co., Ltd.
- Akira Yoshino
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hard austenitic stainless steel screw and a method for manufacturin...
- Patent number 5,382,318
- Issue date Jan 17, 1995
- Daidousanso Co., Ltd.
- Masaaki Tahara
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of nitriding austenitic stainless steel products
- Patent number 5,376,188
- Issue date Dec 27, 1994
- Daidousanso Co., Ltd.
- Masaaki Tahara
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of fluorinated nitriding of austenitic stainless steel screw
- Patent number 5,340,412
- Issue date Aug 23, 1994
- Daidousanso Co., Ltd.
- Akira Yoshino
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for separating mixed gas
- Patent number 5,336,300
- Issue date Aug 9, 1994
- Daidousanso Co., Ltd.
- Akira Yoshino
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of manufacturing a heat insulation pipe body
- Patent number 5,261,982
- Issue date Nov 16, 1993
- Daidousanso Co., Ltd.
- Akira Yoshino
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method of nitriding steel utilizing fluoriding
- Patent number 5,254,181
- Issue date Oct 19, 1993
- Daidousanso Co., Ltd.
- Akira Yoshino
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Apparatus for gas source molecular beam epitaxy
- Patent number 5,252,131
- Issue date Oct 12, 1993
- Daidousanso Co., Ltd.
- Hiromi Kiyama
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method of nitriding nickel alloy
- Patent number 5,252,145
- Issue date Oct 12, 1993
- Daidousanso Co., Ltd.
- Masaaki Tahara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process for manufacturing rolled articles of titanium material
- Patent number 5,207,845
- Issue date May 4, 1993
- Daidousanso Co., Ltd.
- Akira Yoshino
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of manufaturing a colored metallic sheet
- Patent number 5,208,073
- Issue date May 4, 1993
- Daidousanso Co., Ltd.
- Akira Yoshino
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of nitriding steel and heat treat furnaces used therein
- Patent number 5,194,097
- Issue date Mar 16, 1993
- Daidousanso Co., Ltd.
- Masaaki Tahara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and apparatus for treatment of NF.sub.3 gas
- Patent number 5,176,889
- Issue date Jan 5, 1993
- Daidousanso Co., Ltd.
- Akira Yoshino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of nitriding steel
- Patent number 5,141,567
- Issue date Aug 25, 1992
- Daidousanso Co., Ltd.
- Masaaki Tahara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for producing semiconductors
- Patent number 5,118,642
- Issue date Jun 2, 1992
- Daidousanso Co., Ltd.
- Akira Yoshino
- C30 - CRYSTAL GROWTH
Information Patent Grant
Nitriding furnace apparatus and method
- Patent number 5,114,500
- Issue date May 19, 1992
- Daidousanso Company Ltd.
- Masaaki Tahara
- C21 - METALLURGY OF IRON
Information Patent Grant
Heat treat furnace for fluorinating steel material
- Patent number 5,112,030
- Issue date May 12, 1992
- Daidousanso Co., Ltd.
- Masaaki Tahara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
74307574 - NVO
- Serial number 74307574
- Filing date Aug 25, 1992
- DAIDOUSANSO CO., LTD.
- 6 - Common metals and their alloys
Information Trademark
74307569 - NVO
- Serial number 74307569
- Filing date Aug 25, 1992
- DAIDOUSANSO CO., LTD.
- 6 - Common metals and their alloys
Information Trademark
74285273 - NV1
- Serial number 74285273
- Filing date Jun 16, 1992
- DAIDOUSANSO CO., LTD.
- 6 - Common metals and their alloys
Information Trademark
74285268 - NV
- Serial number 74285268
- Filing date Jun 16, 1992
- DAIDOUSANSO CO., LTD.
- 6 - Common metals and their alloys
Information Trademark
73771936 - VCE
- Serial number 73771936
- Filing date Dec 13, 1988
- DAIDOUSANSO CO., LTD.
- 7 - Machines and machine tools

DAIDOUSANSO CO., LTD.

Organization

Patents Grantslast 30 patents

Motor rotary shaft and manufacturing method thereof

Method of manufacturing a crank shaft

Method of vacuum insulation and a vacuum heat insulator used therein

Process of producing nitrided and hardened nickel alloy products

Method of high vacuum heat insulation and a vacuum heat insulator u...

Hard austenitic stainless steel screw and a method for manufacturin...

Nickel alloy products with their surfaces nitrided and hardened

Crank shaft and method of manufacturing the same

Hard austenitic stainless steel screw and a method for manufacturin...

Hard austenitic stainless steel screw

Nitrided stainless steel products

Method and apparatus for treatment of NF.sub.3 gas

Apparatus for gas source molecular beam epitaxy

Method of plating steel

Hard austenitic stainless steel screw and a method for manufacturin...

Method of nitriding austenitic stainless steel products

Method of fluorinated nitriding of austenitic stainless steel screw

Method and apparatus for separating mixed gas

Method of manufacturing a heat insulation pipe body

Method of nitriding steel utilizing fluoriding

Apparatus for gas source molecular beam epitaxy

Method of nitriding nickel alloy

Process for manufacturing rolled articles of titanium material

Method of manufaturing a colored metallic sheet

Method of nitriding steel and heat treat furnaces used therein

Method and apparatus for treatment of NF.sub.3 gas

Method of nitriding steel

Method for producing semiconductors

Nitriding furnace apparatus and method

Heat treat furnace for fluorinating steel material

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

74307574 - NVO

74307569 - NVO

74285273 - NV1

74285268 - NV

73771936 - VCE