Takashi Yokoyama

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Turbine blade and turbine
- Patent number 11,867,088
- Issue date Jan 9, 2024
- Mitsubishi Heavy Industries, Ltd.
- Takashi Yokoyama
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method of operating gas turbine and gas turbine
- Patent number 11,203,983
- Issue date Dec 21, 2021
- MITSUBISHI POWER, LTD.
- Hiroki Takeda
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Vehicle seat
- Patent number 10,703,232
- Issue date Jul 7, 2020
- TACHI-S CO., LTD.
- Takashi Matsui
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle seat
- Patent number 10,556,527
- Issue date Feb 11, 2020
- TACHI-S CO., LTD.
- Takashi Yokoyama
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicular article-accommodating structure, arm rest, and vehicular...
- Patent number 10,369,916
- Issue date Aug 6, 2019
- Tachi-S Co., Ltd.
- Takashi Yokoyama
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle seat
- Patent number 10,343,566
- Issue date Jul 9, 2019
- TACHI-S CO., LTD.
- Takashi Yokoyama
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Silicon single crystal producing method
- Patent number 9,903,044
- Issue date Feb 27, 2018
- Sumco Corporation
- Kazumi Tanabe
- C30 - CRYSTAL GROWTH
Information Patent Grant
Gas turbine blade with inner and outer cooling holes
- Patent number 9,828,859
- Issue date Nov 28, 2017
- Mitsubishi Hitachi Power Systems, Ltd.
- Takashi Yokoyama
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Gas turbine blade
- Patent number 9,631,498
- Issue date Apr 25, 2017
- Mitsubishi Hitachi Power Systems, Ltd.
- Takashi Yokoyama
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Communication apparatus, communication system, and communication me...
- Patent number 9,407,459
- Issue date Aug 2, 2016
- Hitachi, Ltd.
- Michitaka Okuno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Remote virtual machine migration port management device and system
- Patent number 8,972,988
- Issue date Mar 3, 2015
- Hitachi, Ltd.
- Kozo Ikegami
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and method for packet forwarding in layer 2 network
- Patent number 7,733,859
- Issue date Jun 8, 2010
- Hitachi, Ltd.
- Tadashi Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Switching center for mobile handover
- Patent number 7,729,699
- Issue date Jun 1, 2010
- Hitachi Communication Technologies, Ltd.
- Tsutomu Kusaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multicast packet control apparatus
- Patent number 7,532,624
- Issue date May 12, 2009
- Hitachi Communication Technologies, Ltd.
- Kozo Ikegami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system
- Patent number 7,079,513
- Issue date Jul 18, 2006
- Hitachi, Ltd.
- Kenichi Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Semiconductor device
- Patent number 6,919,622
- Issue date Jul 19, 2005
- Renesas Technology Corp.
- Gen Murakami
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Photo mask for fabricating semiconductor device having dual damasce...
- Patent number 6,821,687
- Issue date Nov 23, 2004
- NEC Electronics Corporation
- Nobuaki Hamanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Communication system
- Patent number 6,795,414
- Issue date Sep 21, 2004
- Hitachi, Ltd.
- Kenichi Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Ohmic contact plug having an improved crack free TiN barrier metal...
- Patent number 6,787,913
- Issue date Sep 7, 2004
- NEC Electronics Corporation
- Yoshiaki Yamada
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Handover method in mobile communication system
- Patent number 6,754,495
- Issue date Jun 22, 2004
- Hitachi, Ltd.
- Tsutomu Kusaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Semiconductor device
- Patent number 6,720,208
- Issue date Apr 13, 2004
- Renesas Technology Corporation
- Gen Murakami
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Semiconductor device having fluorine containing silicon oxide layer...
- Patent number 6,627,996
- Issue date Sep 30, 2003
- NEC Electronics Corporation
- Takashi Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dual damascene structure with carbon containing SiO2 dielectric layers
- Patent number 6,593,659
- Issue date Jul 15, 2003
- NEC Electronics Corporation
- Takashi Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 6,531,760
- Issue date Mar 11, 2003
- Gen Murakami
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Semiconductor device and process for producing the same
- Patent number 6,479,407
- Issue date Nov 12, 2002
- NEC Corporation
- Takashi Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Incineration apparatus and method which suppress generation of dioxins
- Patent number 6,435,113
- Issue date Aug 20, 2002
- NKK Corporation
- Kunio Miyazawa
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Electric throttle-control apparatus and motor used for the apparatus
- Patent number 6,401,689
- Issue date Jun 11, 2002
- Hitachi, Ltd.
- Masaru Ito
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
OHMIC contact plug having an improved crack free tin barrier metal...
- Patent number 6,344,411
- Issue date Feb 5, 2002
- NEC Corporation
- Yoshiaki Yamada
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Plate reduction press apparatus and methods
- Patent number 6,341,516
- Issue date Jan 29, 2002
- Ishikawajima-Harima Heavy Industries Co., Ltd.
- Shigeki Narushima
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of patterning a substrate with an atomic mask
- Patent number 6,331,238
- Issue date Dec 18, 2001
- NEC Corporation
- Takashi Yokoyama
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
HEADREST HOLDER AND FIXING STRUCTURE THEREFOR
- Publication number 20240359608
- Publication date Oct 31, 2024
- TACHI-S CO., LTD
- Keita Myochin
- B60 - VEHICLES IN GENERAL
Information Patent Application
STEAM VALVE
- Publication number 20230332709
- Publication date Oct 19, 2023
- Mitsubishi Heavy Industries, Ltd.
- Takashi Yokoyama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
TURBINE BLADE AND TURBINE
- Publication number 20230102240
- Publication date Mar 30, 2023
- Mitsubishi Heavy Industries, Ltd.
- Takashi Yokoyama
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
SYSTEM AND METHOD FOR SETTING INFORMATION ON WIRELESS COMMUNICATION
- Publication number 20220173964
- Publication date Jun 2, 2022
- Hitachi, Ltd
- Tomoyuki IIJIMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of Operating Gas Turbine and Gas Turbine
- Publication number 20200277902
- Publication date Sep 3, 2020
- MITSUBISHI HITACHI POWER SYSTEMS, LTD.
- Hiroki TAKEDA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
VEHICLE SEAT
- Publication number 20190232829
- Publication date Aug 1, 2019
- TACHI-S CO., LTD.
- Takashi MATSUI
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE SEAT
- Publication number 20180304786
- Publication date Oct 25, 2018
- TACHI-S CO., LTD.
- Takashi YOKOYAMA
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICULAR ARTICLE-ACCOMMODATING STRUCTURE, ARM REST, AND VEHICULAR...
- Publication number 20180105088
- Publication date Apr 19, 2018
- TACHI-S CO., LTD
- Takashi YOKOYAMA
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE SEAT
- Publication number 20180009353
- Publication date Jan 11, 2018
- TACHI-S CO., LTD.
- Takashi YOKOYAMA
- B60 - VEHICLES IN GENERAL
Information Patent Application
WATER TREATMENT DEVICE, WATER TREATMENT METHOD, STERILE WATER PRODU...
- Publication number 20180002203
- Publication date Jan 4, 2018
- NGK Insulators, Ltd.
- Takashi Yokoyama
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
PLASMA GENERATION METHOD AND STERILE WATER PRODUCTION METHOD
- Publication number 20180002199
- Publication date Jan 4, 2018
- NGK Insulators, Ltd.
- Takashi YOKOYAMA
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
VEHICLE SEAT
- Publication number 20170240082
- Publication date Aug 24, 2017
- TACHI-S CO., LTD.
- Takashi YOKOYAMA
- B60 - VEHICLES IN GENERAL
Information Patent Application
TREATMENT DEVICE, STERILIZATION DEVICE, STERILIZATION WATER, AND ST...
- Publication number 20170128604
- Publication date May 11, 2017
- NGK Insulators, Ltd.
- Hideki SHIMIZU
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
SILICON SINGLE CRYSTAL PRODUCING METHOD
- Publication number 20160251774
- Publication date Sep 1, 2016
- SUMCO CORPORATION
- Kazumi TANABE
- C30 - CRYSTAL GROWTH
Information Patent Application
COMMUNICATION APPARATUS, COMMUNICATION SYSTEM, AND COMMUNICATION ME...
- Publication number 20150195104
- Publication date Jul 9, 2015
- Hitachi, Ltd
- Michitaka Okuno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Gas Turbine Blade
- Publication number 20140255208
- Publication date Sep 11, 2014
- Hitachi, Ltd
- Takashi YOKOYAMA
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
COMMUNICATION SYSTEM, COMMUNICATION METHOD, AND HEARTBEAT ACTING SE...
- Publication number 20130311617
- Publication date Nov 21, 2013
- Hitachi, Ltd
- YUTA TAKAHASHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NETWORK DEVICE AND NETWORK SYSTEM
- Publication number 20130185721
- Publication date Jul 18, 2013
- Hitachi, Ltd.
- Kozo IKEGAMI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
THIN CLIENT SYSTEM AND SERVER APPARATUS
- Publication number 20130124614
- Publication date May 16, 2013
- Hitachi, Ltd
- Takashi Yokoyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Gas Turbine Blade
- Publication number 20130071255
- Publication date Mar 21, 2013
- Takashi YOKOYAMA
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
TELECOMMUNICATIONS SYSTEM AND TELECOMMUNICATIONS MANAGEMENT APPARATUS
- Publication number 20100135280
- Publication date Jun 3, 2010
- Hitachi, Ltd.
- Kozo IKEGAMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
APPARATUS AND METHOD FOR PACKET FORWARDING IN LAYER 2 NETWORK
- Publication number 20070274290
- Publication date Nov 29, 2007
- Tadashi Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multicast packet control apparatus
- Publication number 20070165633
- Publication date Jul 19, 2007
- Kozo Ikegami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Controller for electric four-wheel-drive vehicle, electric driving...
- Publication number 20060266569
- Publication date Nov 30, 2006
- Hitachi, Ltd
- Shin Fujiwara
- B60 - VEHICLES IN GENERAL
Information Patent Application
Access user management system and access user management apparatus
- Publication number 20050157722
- Publication date Jul 21, 2005
- Tetsuro Yoshimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for manufacturing a semiconductor device and a semiconductor...
- Publication number 20050032320
- Publication date Feb 10, 2005
- Takashi Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Communication system
- Publication number 20040258023
- Publication date Dec 23, 2004
- Kenichi Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Switching center for mobile handover
- Publication number 20040213279
- Publication date Oct 28, 2004
- Tsutomu Kusaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION SYSTEM
- Publication number 20040202125
- Publication date Oct 14, 2004
- Kenichi Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Semiconductor device
- Publication number 20040155323
- Publication date Aug 12, 2004
- Gen Murakami
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Takashi Yokoyama

Person

Patents Grantslast 30 patents

Turbine blade and turbine

Method of operating gas turbine and gas turbine

Vehicle seat

Vehicle seat

Vehicular article-accommodating structure, arm rest, and vehicular...

Vehicle seat

Silicon single crystal producing method

Gas turbine blade with inner and outer cooling holes

Gas turbine blade

Communication apparatus, communication system, and communication me...

Remote virtual machine migration port management device and system

Apparatus and method for packet forwarding in layer 2 network

Switching center for mobile handover

Multicast packet control apparatus

Communication system

Semiconductor device

Photo mask for fabricating semiconductor device having dual damasce...

Communication system

Ohmic contact plug having an improved crack free TiN barrier metal...

Handover method in mobile communication system

Semiconductor device

Semiconductor device having fluorine containing silicon oxide layer...

Dual damascene structure with carbon containing SiO2 dielectric layers

Semiconductor device

Semiconductor device and process for producing the same

Incineration apparatus and method which suppress generation of dioxins

Electric throttle-control apparatus and motor used for the apparatus

OHMIC contact plug having an improved crack free tin barrier metal...

Plate reduction press apparatus and methods

Method of patterning a substrate with an atomic mask

Patents Applicationslast 30 patents

HEADREST HOLDER AND FIXING STRUCTURE THEREFOR

STEAM VALVE

TURBINE BLADE AND TURBINE

SYSTEM AND METHOD FOR SETTING INFORMATION ON WIRELESS COMMUNICATION

Method of Operating Gas Turbine and Gas Turbine

VEHICLE SEAT

VEHICLE SEAT

VEHICULAR ARTICLE-ACCOMMODATING STRUCTURE, ARM REST, AND VEHICULAR...

VEHICLE SEAT

WATER TREATMENT DEVICE, WATER TREATMENT METHOD, STERILE WATER PRODU...

PLASMA GENERATION METHOD AND STERILE WATER PRODUCTION METHOD

VEHICLE SEAT

TREATMENT DEVICE, STERILIZATION DEVICE, STERILIZATION WATER, AND ST...

SILICON SINGLE CRYSTAL PRODUCING METHOD

COMMUNICATION APPARATUS, COMMUNICATION SYSTEM, AND COMMUNICATION ME...

Gas Turbine Blade

COMMUNICATION SYSTEM, COMMUNICATION METHOD, AND HEARTBEAT ACTING SE...

NETWORK DEVICE AND NETWORK SYSTEM

THIN CLIENT SYSTEM AND SERVER APPARATUS

Gas Turbine Blade

TELECOMMUNICATIONS SYSTEM AND TELECOMMUNICATIONS MANAGEMENT APPARATUS

APPARATUS AND METHOD FOR PACKET FORWARDING IN LAYER 2 NETWORK

Multicast packet control apparatus

Controller for electric four-wheel-drive vehicle, electric driving...

Access user management system and access user management apparatus

Method for manufacturing a semiconductor device and a semiconductor...

Communication system

Switching center for mobile handover

COMMUNICATION SYSTEM

Semiconductor device