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Mayumi YAMAMOTO
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Server device for exchanging messages
Patent number
9,819,503
Issue date
Nov 14, 2017
DeNA Co., Ltd.
Mayumi Yamamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming process employing liquid composition and ink in combi...
Patent number
6,281,917
Issue date
Aug 28, 2001
Canon Kabushiki Kaisha
Ryuji Katsuragi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Apparatus and method for forming a black image in which black ink i...
Patent number
6,186,615
Issue date
Feb 13, 2001
Canon Kabushiki Kaisha
Shinichi Sato
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink, ink-jet recording process and apparatus using the same
Patent number
6,174,354
Issue date
Jan 16, 2001
Canon Kabushiki Kaisha
Yoshihisa Takizawa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method and apparatus for ink-jet printing
Patent number
6,062,674
Issue date
May 16, 2000
Canon Kabushiki Kaisha
Toshiharu Inui
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink-jet recording process using liquid formulation and ink in combi...
Patent number
6,027,210
Issue date
Feb 22, 2000
Canon Kabushiki Kaisha
Yutaka Kurabayashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink-jet recording method employing inks of different characteristic...
Patent number
6,007,182
Issue date
Dec 28, 1999
Canon Kabushiki Kaisha
Miyuki Matsubara
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink set recording apparatus and method using ink set having a dye t...
Patent number
6,003,987
Issue date
Dec 21, 1999
Canon Kabushiki Kaisha
Mayumi Yamamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink set and ink-jet recording method using the same
Patent number
5,911,815
Issue date
Jun 15, 1999
Canon Kabushiki Kaisha
Mayumi Yamamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink, and ink-jet recording method and instruments using the same
Patent number
5,728,201
Issue date
Mar 17, 1998
Canon Kabushiki Kaisha
Eriko Saito
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Solid state image pickup apparatus having improved luminance control
Patent number
5,583,568
Issue date
Dec 10, 1996
Canon Kabushiki Kaisha
Akira Suga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Color signal processing apparatus using plural luminance signals
Patent number
5,581,298
Issue date
Dec 3, 1996
Canon Kabushiki Kaisha
Takashi Sasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Ink-jet ink
Patent number
5,571,313
Issue date
Nov 5, 1996
Canon Kabushiki Kaisha
Kumiko Mafune
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Solid state image pickup apparatus having improved luminance control
Patent number
5,563,657
Issue date
Oct 8, 1996
Canon Kabushiki Kaisha
Akira Suga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Ink, and ink-jet recording method and instrument using the same
Patent number
5,482,545
Issue date
Jan 9, 1996
Canon Kabushiki Kaisha
Makoto Aoki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink, and ink-jet recording method and instrument using the same
Patent number
5,451,251
Issue date
Sep 19, 1995
Canon Kabushiki Kaisha
Kumiko Mafune
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink, ink-jet recording method making use of the same and instrument...
Patent number
5,415,686
Issue date
May 16, 1995
Canon Kabushiki Kaisha
Yutaka Kurabayashi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Thermal transfer recording apparatus switchable between sublimable...
Patent number
5,274,395
Issue date
Dec 28, 1993
Canon Kabushiki Kaisha
Yoshiyuki Mizoguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Solid state image pickup apparatus having luminance control
Patent number
5,267,028
Issue date
Nov 30, 1993
Canon Kabushiki Kaisha
Akira Suga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Trisazo compounds, and dye compositions containing same
Patent number
5,258,505
Issue date
Nov 2, 1993
Canon Kabushiki Kaisha
Tsuyoshi Eida
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink, and ink-jet recording method and apparatus employing the ink
Patent number
5,215,577
Issue date
Jun 1, 1993
Canon Kabushiki Kaisha
Tsuyoshi Eida
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink containing tris-azo dye, ink-jet recording method and apparatus...
Patent number
5,215,578
Issue date
Jun 1, 1993
Canon Kabushiki Kaisha
Tsuyoshi Eida
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink, ink jet recording process and recording apparatus using the same
Patent number
5,213,614
Issue date
May 25, 1993
Canon Kabushiki Kaisha
Tsuyoshi Eida
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Color signal processing apparatus using plural luminance signals
Patent number
5,202,756
Issue date
Apr 13, 1993
Canon Kabushiki Kaisha
Takashi Sasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Ink, and ink-jet recording method and apparatus employing the ink
Patent number
5,178,671
Issue date
Jan 12, 1993
Canon Kabushiki Kaisha
Takao Yamamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink, ink-jet recording process and instrument making use of the ink
Patent number
5,167,703
Issue date
Dec 1, 1992
Canon Kabushiki Kaisha
Tsuyoshi Eida
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink, and ink-jet recording method and apparatus employing the ink
Patent number
5,130,723
Issue date
Jul 14, 1992
Canon Kabushiki Kaisha
Takao Yamamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink, and ink-jet recording method and apparatus employing the ink
Patent number
5,127,946
Issue date
Jul 7, 1992
Canon Kabushiki Kaisha
Tsuyoshi Eida
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink and ink jet recording method employing the same
Patent number
5,123,960
Issue date
Jun 23, 1992
Canon Kabushiki Kaisha
Katsuhiro Shirota
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Ink, and ink-jet recording method and apparatus employing the ink
Patent number
5,082,496
Issue date
Jan 21, 1992
Canon Kabushiki Kaisha
Takao Yamamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
Server Device for Exchanging Messages
Publication number
20150046542
Publication date
Feb 12, 2015
DeNA Co., Ltd.
Mayumi YAMAMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Autodepositing coating composition and process and coated metal art...
Publication number
20030212181
Publication date
Nov 13, 2003
Takumi Honda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...