Katsuyuki Fujita

Person

Nagoya-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Reversibly thermochromic aqueous ink composition and writing instru...
- Patent number 11,267,978
- Issue date Mar 8, 2022
- Kabushiki Kaisha Pilot Corporation
- Katsuyuki Fujita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Thermochromic color-memorization toner, cartridge including same ho...
- Patent number 9,005,857
- Issue date Apr 14, 2015
- The Pilot Ink Co., Ltd.
- Katsuyuki Fujita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Reversibly thermochromic aqueous ink composition, and writing instr...
- Patent number 8,845,799
- Issue date Sep 30, 2014
- The Pilot Ink Co., Ltd.
- Katsuyuki Fujita
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Reversible thermal discoloration aqueous ink composition and writin...
- Patent number 8,529,683
- Issue date Sep 10, 2013
- The Pilot Ink Co., Ltd.
- Katsuyuki Fujita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Friction body, writing instrument and writing instrument set
- Patent number 8,282,299
- Issue date Oct 9, 2012
- The Pilot Ink Co., Ltd.
- Yoshihiro Ito
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Writing implement with thermochromic coloring color-memory composition
- Patent number 8,173,052
- Issue date May 8, 2012
- The Pilot Ink Co., Ltd.
- Katsuyuki Fujita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermochromic coloring color-memory composition and thermochromic c...
- Patent number 7,794,631
- Issue date Sep 14, 2010
- The Pilot Ink Co., Ltd.
- Katsuyuki Fujita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Thermochromic coloring color-memory composition and thermochromic c...
- Patent number 7,708,913
- Issue date May 4, 2010
- The Pilot Ink Co., Ltd.
- Katsuyuki Fujita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Thermochromic coloring color-memory composition and thermochromic c...
- Patent number 7,494,537
- Issue date Feb 24, 2009
- The Pilot Ink Co., Ltd.
- Yoshiaki Ono
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Reversible thermochromic display article
- Patent number 7,335,624
- Issue date Feb 26, 2008
- The Pilot Ink Co., Ltd.
- Kuniyuki Senga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermally color-developing reversibly thermochromic pigment
- Patent number 7,332,109
- Issue date Feb 19, 2008
- The Pilot Ink Co., Ltd.
- Kuniyuki Senga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermochromic microencapsulated pigments
- Patent number 6,494,950
- Issue date Dec 17, 2002
- The Pilot Ink Co., Ltd.
- Katsuyuki Fujita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Solid having reversibly invisible/visible thermochromic constructio...
- Patent number 6,468,088
- Issue date Oct 22, 2002
- The Pilot Ink Co., Ltd.
- Katsuyuki Fujita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermochromic compositions
- Patent number 5,919,404
- Issue date Jul 6, 1999
- The Pilot Ink Co., Ltd.
- Katsuyuki Fujita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for improving light-fastness of reversible thermochromic com...
- Patent number 5,879,438
- Issue date Mar 9, 1999
- The Pilot Ink Co., Ltd.
- Katsuyuki Fujita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for improving light-fastness of reversible thermochromic com...
- Patent number 5,873,932
- Issue date Feb 23, 1999
- The Pilot Ink Co., Ltd.
- Katsuyuki Fujita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermochromic coloring color-memory footwear
- Patent number 5,858,914
- Issue date Jan 12, 1999
- The Pilot Ink Co., Ltd.
- Yutaka Shibahashi
- B44 - DECORATIVE ARTS
Information Patent Grant
Thermochromic laminate comprising light intercepting pigment and li...
- Patent number 5,688,592
- Issue date Nov 18, 1997
- The Pilot Ink Co., Ltd.
- Yutaka Shibahashi
- B44 - DECORATIVE ARTS

Patents Applicationslast 30 patents

Information Patent Application
REVERSIBLY THERMOCHROMIC AQUEOUS INK COMPOSITION AND WRITING INSTRU...
- Publication number 20200325351
- Publication date Oct 15, 2020
- KABUSHIKI KAISHA PILOT CORPORATION (also trading as PILOT CORPORATION)
- Katsuyuki FUJITA
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
THERMOCHROMIC COLOR-MEMORIZATION TONER, CARTRIDGE INCLUDING SAME HO...
- Publication number 20130029257
- Publication date Jan 31, 2013
- THE PILOT INK CO., LTD.
- Katsuyuki Fujita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
REVERSIBLY THERMOCHROMIC AQUEOUS INK COMPOSITION, AND WRITING INSTR...
- Publication number 20120141188
- Publication date Jun 7, 2012
- THE PILOT INK CO., LTD.
- Katsuyuki Fujita
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
REVERSIBLE THERMAL DISCOLORATION AQUEOUS INK COMPOSITION AND WRITIN...
- Publication number 20110008095
- Publication date Jan 13, 2011
- THE PILOT INK CO., LTD.
- Katsuyuki Fujita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
WRITING IMPLEMENT WITH THERMOCHROMIC COLORING COLOR-MEMORY COMPOSITION
- Publication number 20100310300
- Publication date Dec 9, 2010
- THE PILOT INK CO., LTD.
- Katsuyuki Fujita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
WRITING INSTRUMENT AND WRITING INSTRUMENT SET
- Publication number 20100098475
- Publication date Apr 22, 2010
- THE PILOT INK CO., LTD.
- Katsuyuki Fujita
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
THERMOCHROMIC COLORING COLOR-MEMORY COMPOSITION AND THERMOCHROMIC C...
- Publication number 20090050013
- Publication date Feb 26, 2009
- THE PILOT INK CO., LTD.
- Katsuyuki Fujita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
FRICTION BODY, WRITING INSTRUMENT AND WRITING INSTRUMENT SET
- Publication number 20080124164
- Publication date May 29, 2008
- THE PILOT INK CO., LTD.
- Yoshihiro ITO
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
Reversible thermochromic display article
- Publication number 20060166822
- Publication date Jul 27, 2006
- THE PILOT INK CO., LTD.
- Kuniyuki Senga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Thermochromic coloring color-memory composition and thermochromic c...
- Publication number 20060112851
- Publication date Jun 1, 2006
- THE PILOT INK CO., LTD.
- Yoshiaki Ono
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Thermochromic coloring color-memory composition and thermochromic c...
- Publication number 20040229754
- Publication date Nov 18, 2004
- THE PILOT INK CO., LTD.
- Katsuyuki Fujita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Thermally color-developing reversibly thermochromic pigment
- Publication number 20030122113
- Publication date Jul 3, 2003
- THE PILOT INK CO., LTD.
- Kuniyuki Senga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Katsuyuki Fujita

Person

Patents Grantslast 30 patents

Reversibly thermochromic aqueous ink composition and writing instru...

Thermochromic color-memorization toner, cartridge including same ho...

Reversibly thermochromic aqueous ink composition, and writing instr...

Reversible thermal discoloration aqueous ink composition and writin...

Friction body, writing instrument and writing instrument set

Writing implement with thermochromic coloring color-memory composition

Thermochromic coloring color-memory composition and thermochromic c...

Thermochromic coloring color-memory composition and thermochromic c...

Thermochromic coloring color-memory composition and thermochromic c...

Reversible thermochromic display article

Thermally color-developing reversibly thermochromic pigment

Thermochromic microencapsulated pigments

Solid having reversibly invisible/visible thermochromic constructio...

Reversible thermochromic compositions

Method for improving light-fastness of reversible thermochromic com...

Method for improving light-fastness of reversible thermochromic com...

Thermochromic coloring color-memory footwear

Thermochromic laminate comprising light intercepting pigment and li...

Patents Applicationslast 30 patents

REVERSIBLY THERMOCHROMIC AQUEOUS INK COMPOSITION AND WRITING INSTRU...

THERMOCHROMIC COLOR-MEMORIZATION TONER, CARTRIDGE INCLUDING SAME HO...

REVERSIBLY THERMOCHROMIC AQUEOUS INK COMPOSITION, AND WRITING INSTR...

REVERSIBLE THERMAL DISCOLORATION AQUEOUS INK COMPOSITION AND WRITIN...

WRITING IMPLEMENT WITH THERMOCHROMIC COLORING COLOR-MEMORY COMPOSITION

WRITING INSTRUMENT AND WRITING INSTRUMENT SET

THERMOCHROMIC COLORING COLOR-MEMORY COMPOSITION AND THERMOCHROMIC C...

FRICTION BODY, WRITING INSTRUMENT AND WRITING INSTRUMENT SET

Reversible thermochromic display article

Thermochromic coloring color-memory composition and thermochromic c...

Thermochromic coloring color-memory composition and thermochromic c...

Thermally color-developing reversibly thermochromic pigment