Takao Koyama

Person

Atsugi-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Continuously variable transmission
- Patent number 7,811,187
- Issue date Oct 12, 2010
- Nissan Motor Co., Ltd.
- Takao Koyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Drive belt for continuously variable transmission
- Patent number 6,623,393
- Issue date Sep 23, 2003
- Nissan Motor Co., Ltd.
- Takao Koyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Parking lock device and method for automatic transmission
- Patent number 6,401,899
- Issue date Jun 11, 2002
- Nissan Motor Co., Ltd.
- Takanori Kanehisa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Rotary pump having reinforcing wall in a passage
- Patent number 5,755,565
- Issue date May 26, 1998
- Nissan Motor Co., Ltd.
- Takao Koyama
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Oil passages of torque converter
- Patent number 4,974,715
- Issue date Dec 4, 1990
- Nissan Motor Co., Ltd.
- Takao Koyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Automatic transmission
- Patent number 4,949,821
- Issue date Aug 21, 1990
- Nissan Motor Co., Ltd.
- Kazuya Murota
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Stator shaft connection through oil pump of automatic transmission
- Patent number 4,916,899
- Issue date Apr 17, 1990
- Nissan Motor Co., Ltd.
- Takao Koyama
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATIC TRANSMISSION
- Publication number 20090253549
- Publication date Oct 8, 2009
- Nissan Motor Co., Ltd.
- Takao Koyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Automatic Transmission
- Publication number 20080261766
- Publication date Oct 23, 2008
- Nissan Motor Co., Ltd.
- Takao Koyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Split type continuously variable transmission
- Publication number 20060276293
- Publication date Dec 7, 2006
- NISSAN MOTOR CO., LTD.
- Takao Koyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Continuously variable transmission
- Publication number 20050153805
- Publication date Jul 14, 2005
- NISSAN MOTOR CO., LTD.
- Takao Koyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Drive belt for continuously variable transmission
- Publication number 20020128104
- Publication date Sep 12, 2002
- NISSAN MOTOR CO., LTD.
- Takao Koyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Takao Koyama

Person

Patents Grantslast 30 patents

Continuously variable transmission

Drive belt for continuously variable transmission

Parking lock device and method for automatic transmission

Rotary pump having reinforcing wall in a passage

Oil passages of torque converter

Automatic transmission

Stator shaft connection through oil pump of automatic transmission

Patents Applicationslast 30 patents

AUTOMATIC TRANSMISSION

Automatic Transmission

Split type continuously variable transmission

Continuously variable transmission

Drive belt for continuously variable transmission