Masaki Ogawa

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Game machine with concentrative prize mode
- Patent number 6,302,794
- Issue date Oct 16, 2001
- Aruze Corporation
- Masaki Ogawa
- G07 - CHECKING-DEVICES
Information Patent Grant
Display tester for game machine
- Patent number 6,128,008
- Issue date Oct 3, 2000
- Universal Sales Co., Ltd.
- Masaki Ogawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Heterojunction transistor having bipolar characteristics
- Patent number 4,903,091
- Issue date Feb 20, 1990
- NEC Corporation
- Toshio Baba
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rubber compositions and pneumatic tires using the same
- Patent number 4,886,850
- Issue date Dec 12, 1989
- Bridgestone Corporation
- Masaki Ogawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
High speed and power transistor
- Patent number 4,839,703
- Issue date Jun 13, 1989
- NEC Corporation
- Keiichi Ohata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rubber composition for use in vibration insulating material
- Patent number 4,810,746
- Issue date Mar 7, 1989
- Bridgestone Tire Company Limited
- Fumio Tsutsumi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Rubber compositions and pneumatic tires using the same
- Patent number 4,801,641
- Issue date Jan 31, 1989
- Bridgestone Corporation
- Masaki Ogawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Superlattice semiconductor having high carrier density
- Patent number 4,792,832
- Issue date Dec 20, 1988
- NEC Corporation
- Toshio Baba
- B82 - NANO-TECHNOLOGY
Information Patent Grant
High-performance pneumatic tire having bead fillers of anisotropic...
- Patent number 4,711,285
- Issue date Dec 8, 1987
- Bridgestone Corporation
- Masaki Ogawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Superlattice semiconductor having high carrier density
- Patent number 4,695,857
- Issue date Sep 22, 1987
- NEC Corporation
- Toshio Baba
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Rubber articles having an improved appearance
- Patent number 4,588,645
- Issue date May 13, 1986
- Bridgestone Corporation
- Masaki Ogawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Pneumatic radial tire
- Patent number 4,572,263
- Issue date Feb 25, 1986
- Bridgestone Corporation
- Masaki Ogawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Surface modifying compositions for vulcanized rubber and method of...
- Patent number 4,535,003
- Issue date Aug 13, 1985
- Bridgestone Tire Co., Ltd.
- Masaki Ogawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polybutadiene rubber compositions having improved green strength
- Patent number 4,533,711
- Issue date Aug 6, 1985
- Bridgestone Tire Company Limited
- Yasumasa Takeuchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Rubber compositions
- Patent number 4,515,922
- Issue date May 7, 1985
- Bridgestone Tire Company Limited
- Mitsuhiko Sakakibara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of modifying vulcanized rubber surface with halogenating agents
- Patent number 4,500,685
- Issue date Feb 19, 1985
- Bridgestone Tire Company Limited
- Masaki Ogawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Rubber compositions having improved crack growth resistance
- Patent number 4,499,228
- Issue date Feb 12, 1985
- Bridgestone Tire Company Limited
- Masaki Ogawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Pneumatic radial tires
- Patent number 4,481,995
- Issue date Nov 13, 1984
- Bridgestone Tire Co., Ltd.
- Masaki Ogawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Rubber compositions comprisining an alkadiene sulfone an carbon black
- Patent number 4,481,327
- Issue date Nov 6, 1984
- Bridgestone Tire Company, Ltd.
- Masaki Ogawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polybutadiene rubber compositions
- Patent number 4,468,496
- Issue date Aug 28, 1984
- Bridgestone Tire Co., Ltd.
- Yasumasa Takeuchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Marks for use in rubber articles
- Patent number 4,461,795
- Issue date Jul 24, 1984
- Bridgestone Tire Company Limited
- Masaki Ogawa
- B44 - DECORATIVE ARTS
Information Patent Grant
Pneumatic tires comprising an improved thread
- Patent number 4,433,094
- Issue date Feb 21, 1984
- Bridgestone Tire Company Limited
- Masaki Ogawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Polyisoprene rubber compositions
- Patent number 4,433,107
- Issue date Feb 21, 1984
- Bridgestone Tire Co., Ltd.
- Yasumasa Takeuchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Pneumatic tires
- Patent number 4,396,051
- Issue date Aug 2, 1983
- Bridgestone Tire Co., Ltd.
- Masaki Ogawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Pneumatic tires
- Patent number 4,387,756
- Issue date Jun 14, 1983
- Bridgestone Tire Company Limited
- Masaki Ogawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Pneumatic tires
- Patent number 4,387,757
- Issue date Jun 14, 1983
- Bridgestone Tire Company Limited
- Masaki Ogawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Organic micro-fiber reinforced rubber compositions
- Patent number 4,328,133
- Issue date May 4, 1982
- Bridgestone Tire Company Limited
- Masaki Ogawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Pneumatic tire having an improved resistance against heat build-up...
- Patent number 4,274,462
- Issue date Jun 23, 1981
- Bridgestone Tire Co., Ltd.
- Masaki Ogawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Pneumatic tire having an improved chipping resistant property emplo...
- Patent number 4,257,468
- Issue date Mar 24, 1981
- Bridgestone Tire Company Limited
- Masaki Ogawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Polybutadiene rubber composition
- Patent number 4,255,296
- Issue date Mar 10, 1981
- Bridgestone Tire Company Limited
- Masaki Ogawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
STUDY-SUPPORT SYSTEM, AND ASSOCIATED DEVICES AND METHODS
- Publication number 20180247552
- Publication date Aug 30, 2018
- Compass, Inc.
- Genki JINNO
- G06 - COMPUTING CALCULATING COUNTING

Masaki Ogawa

Person

Patents Grantslast 30 patents

Game machine with concentrative prize mode

Display tester for game machine

Heterojunction transistor having bipolar characteristics

Rubber compositions and pneumatic tires using the same

High speed and power transistor

Rubber composition for use in vibration insulating material

Rubber compositions and pneumatic tires using the same

Superlattice semiconductor having high carrier density

High-performance pneumatic tire having bead fillers of anisotropic...

Superlattice semiconductor having high carrier density

Rubber articles having an improved appearance

Pneumatic radial tire

Surface modifying compositions for vulcanized rubber and method of...

Polybutadiene rubber compositions having improved green strength

Rubber compositions

Method of modifying vulcanized rubber surface with halogenating agents

Rubber compositions having improved crack growth resistance

Pneumatic radial tires

Rubber compositions comprisining an alkadiene sulfone an carbon black

Polybutadiene rubber compositions

Marks for use in rubber articles

Pneumatic tires comprising an improved thread

Polyisoprene rubber compositions

Pneumatic tires

Pneumatic tires

Pneumatic tires

Organic micro-fiber reinforced rubber compositions

Pneumatic tire having an improved resistance against heat build-up...

Pneumatic tire having an improved chipping resistant property emplo...

Polybutadiene rubber composition

Patents Applicationslast 30 patents

STUDY-SUPPORT SYSTEM, AND ASSOCIATED DEVICES AND METHODS