KUNIYUKI SENGA

Person

GIFU, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Friction body, writing instrument, and writing set
- Patent number 11,383,547
- Issue date Jul 12, 2022
- Kabushiki Kaisha Pilot Corporation
- Kuniyuki Senga
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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
Reversibly metachromatic toy
- Patent number 7,189,133
- Issue date Mar 13, 2007
- The Pilot Ink Co., Ltd.
- Hiroki Harata
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Reversibly thermochromic ultraviolet ray-hardening ink composition...
- Patent number 6,946,168
- Issue date Sep 20, 2005
- The Pilot Ink Co., Ltd.
- Kuniyuki Senga
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermochromic dry offset ink, and printed article produced using th...
- Patent number 6,669,765
- Issue date Dec 30, 2003
- The Pilot Ink Co., Ltd.
- Kuniyuki Senga
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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
Reversibly thermochromic light-transmitting laminate member
- Patent number 6,489,018
- Issue date Dec 3, 2002
- The Pilot Ink Co., Ltd.
- Kuniyuki Senga
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Reversibly thermochromic light-shielding/light-transmitting laminat...
- Patent number 6,485,824
- Issue date Nov 26, 2002
- The Pilot Ink Co., Ltd.
- Kuniyuki Senga
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Thermoplastic resin compositions and temperature-dependent shape-tr...
- Patent number 5,895,718
- Issue date Apr 20, 1999
- The Pilot Ink Co., Ltd.
- Naoya Ishimura
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Temperature-sensitive color-memorizing microencapsulated pigment
- Patent number 5,879,443
- Issue date Mar 9, 1999
- The Pilot Ink Co., Ltd.
- Kuniyuki Senga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Preparation method for shear-thinning water-based ball-point pen in...
- Patent number 5,785,746
- Issue date Jul 28, 1998
- The Pilot Ink Co., Ltd.
- Tsutomu Kito
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Temperature-dependent color/transparency storing resin composition...
- Patent number 5,721,059
- Issue date Feb 24, 1998
- The Pilot Ink Co., Ltd.
- Tsutomu Kito
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermochromic opaque/transparent composition, laminate member emplo...
- Patent number 5,585,425
- Issue date Dec 17, 1996
- The Pilot Ink Co., Ltd.
- Tsutomu Kito
- B44 - DECORATIVE ARTS
Information Patent Grant
Thermochromic opaque composition, laminate member employing the sam...
- Patent number 5,490,956
- Issue date Feb 13, 1996
- Pilot Ink Co., Ltd.
- Tsutomu Kito
- B44 - DECORATIVE ARTS
Information Patent Grant
Temperature-sensitive color-changeable composite fiber
- Patent number 5,153,066
- Issue date Oct 6, 1992
- Kuraray Co., Ltd.
- Kazuhiko Tanaka
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
FRICTION BODY, WRITING INSTRUMENT, AND WRITING SET
- Publication number 20210138826
- Publication date May 13, 2021
- Kabushiki Kaisha Pilot Corporation (Also Trading as Pilot Corporation)
- Kuniyuki SENGA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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
Friction body, writing instrument and writing instrument set
- Publication number 20070189836
- Publication date Aug 16, 2007
- THE PILOT INK CO., LTD.
- Kuniyuki Senga
- 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
Reversibly metachromatic toy
- Publication number 20050014444
- Publication date Jan 20, 2005
- THE PILOT INK CO., LTD.
- Hiroki Harata
- B44 - DECORATIVE ARTS
Information Patent Application
Reversibly thermochromic ultraviolet ray-hardening ink composition...
- Publication number 20040077743
- Publication date Apr 22, 2004
- THE PILOT INK CO., LTD.
- Kuniyuki Senga
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
Information Patent Application
COLOR MEMORY TOY
- Publication number 20030087580
- Publication date May 8, 2003
- YUTAKA SHIBAHASHI
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Thermochromic dry offset ink, and printed article produced using th...
- Publication number 20020121218
- Publication date Sep 5, 2002
- Kuniyuki Senga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Reversibly thermochromic light-transmitting laminate member
- Publication number 20020068166
- Publication date Jun 6, 2002
- THE PILOT INK CO., LTD.
- Kuniyuki Senga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Reversibly thermochromic light-shielding/light-transmitting laminat...
- Publication number 20020066890
- Publication date Jun 6, 2002
- THE PILOT INK CO., LTD.
- Kuniyuki Senga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

KUNIYUKI SENGA

Person

Patents Grantslast 30 patents

Friction body, writing instrument, and writing set

Reversible thermochromic display article

Thermally color-developing reversibly thermochromic pigment

Reversibly metachromatic toy

Reversibly thermochromic ultraviolet ray-hardening ink composition...

Thermochromic dry offset ink, and printed article produced using th...

Thermochromic microencapsulated pigments

Reversibly thermochromic light-transmitting laminate member

Reversibly thermochromic light-shielding/light-transmitting laminat...

Thermoplastic resin compositions and temperature-dependent shape-tr...

Temperature-sensitive color-memorizing microencapsulated pigment

Preparation method for shear-thinning water-based ball-point pen in...

Temperature-dependent color/transparency storing resin composition...

Thermochromic opaque/transparent composition, laminate member emplo...

Thermochromic opaque composition, laminate member employing the sam...

Temperature-sensitive color-changeable composite fiber

Patents Applicationslast 30 patents

FRICTION BODY, WRITING INSTRUMENT, AND WRITING SET

WRITING INSTRUMENT AND WRITING INSTRUMENT SET

Friction body, writing instrument and writing instrument set

Reversible thermochromic display article

Reversibly metachromatic toy

Reversibly thermochromic ultraviolet ray-hardening ink composition...

Thermally color-developing reversibly thermochromic pigment

COLOR MEMORY TOY

Thermochromic dry offset ink, and printed article produced using th...

Reversibly thermochromic light-transmitting laminate member

Reversibly thermochromic light-shielding/light-transmitting laminat...