Tsutomu Takenaka

Person

Hachioji, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Microwave transmission line having dielectric film layers providing...
- Patent number 7,161,450
- Issue date Jan 9, 2007
- Matsushita Electric Industrial Co., Ltd.
- Tsutomu Takenaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Photoconductive switch module
- Patent number 7,009,195
- Issue date Mar 7, 2006
- Olympus Corporation
- Junichi Nakano
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-substrate liquid metal high-frequency switching device
- Patent number 6,927,350
- Issue date Aug 9, 2005
- Agilent Technologies, Inc.
- You Kondoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surface joined multi-substrate liquid metal switching device
- Patent number 6,872,903
- Issue date Mar 29, 2005
- Agilent Technologies, Inc.
- Tsutomu Takenaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid metal micro-relay with suspended heaters and multilayer wiring
- Patent number 6,806,431
- Issue date Oct 19, 2004
- Agilent Technologies, Inc.
- You Kondoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-pole conductive liquid-based switch device
- Patent number 6,756,552
- Issue date Jun 29, 2004
- Agilent Technologies, Inc.
- Tsutomu Takenaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pressure-actuated bi-stable optical switching
- Patent number 6,674,934
- Issue date Jan 6, 2004
- Agilent Technologies, Inc.
- Kent W. Carey
- G02 - OPTICS
Information Patent Grant
Sampling element controlled by photoconductive switch-generated sam...
- Patent number 6,614,214
- Issue date Sep 2, 2003
- Agilent Technologies, Inc.
- Akira Mizuhara
- G01 - MEASURING TESTING
Information Patent Grant
Photo-conductive relay and method of making same
- Patent number 6,586,269
- Issue date Jul 1, 2003
- Agilent Technologies, Inc.
- You Kondoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Photoconductive relay and method of making same
- Patent number 6,407,401
- Issue date Jun 18, 2002
- Agilent Technologies, Inc.
- You Kondoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Resonator having a variable resonance frequency
- Patent number 6,317,017
- Issue date Nov 13, 2001
- Agilent Technologies, Inc.
- Tsutomu Takenaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rush current prevention circuit
- Patent number 5,140,183
- Issue date Aug 18, 1992
- Kabushiki Kaisha Toshiba
- Tsutomu Takenaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microprocessor system
- Patent number 4,860,198
- Issue date Aug 22, 1989
- Kabushiki Kaisha Toshiba
- Tsutomu Takenaka
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
High frequency switch circuit
- Publication number 20050206571
- Publication date Sep 22, 2005
- Matsushita Electric Industrial Co., Ltd.
- Tsutomu Takenaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Microwave transmission line
- Publication number 20050156691
- Publication date Jul 21, 2005
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Tsutomu Takenaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Surface joined multi-substrate liquid metal switching device
- Publication number 20040245078
- Publication date Dec 9, 2004
- Tsutomu Takenaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Liquid metal micro-relay with suspended heaters and multilayer wiring
- Publication number 20040159533
- Publication date Aug 19, 2004
- You Kondoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Multi-substrate liquid metal high-frequency switching device
- Publication number 20040150491
- Publication date Aug 5, 2004
- You Kondoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Photoconductive switch module
- Publication number 20040046106
- Publication date Mar 11, 2004
- OLYMPUS OPTICAL CO., LTD.
- Junichi Nakano
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Pressure-actuated bi-stable optical switching
- Publication number 20030086637
- Publication date May 8, 2003
- Kent W. Carey
- G02 - OPTICS
Information Patent Application
Electrical switches
- Publication number 20030075428
- Publication date Apr 24, 2003
- Tsutomu Takenaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Multi-pole conductive liquid-based switch device
- Publication number 20020121432
- Publication date Sep 5, 2002
- Tsutomu Takenaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Photo-conductive relay and method of making same
- Publication number 20020109109
- Publication date Aug 15, 2002
- You Kondoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Sampling element controlled by photoconductive switch-generated sam...
- Publication number 20020074982
- Publication date Jun 20, 2002
- Akira Mizuhara
- G01 - MEASURING TESTING

Tsutomu Takenaka

Person

Patents Grantslast 30 patents

Microwave transmission line having dielectric film layers providing...

Photoconductive switch module

Multi-substrate liquid metal high-frequency switching device

Surface joined multi-substrate liquid metal switching device

Liquid metal micro-relay with suspended heaters and multilayer wiring

Multi-pole conductive liquid-based switch device

Pressure-actuated bi-stable optical switching

Sampling element controlled by photoconductive switch-generated sam...

Photo-conductive relay and method of making same

Photoconductive relay and method of making same

Resonator having a variable resonance frequency

Rush current prevention circuit

Microprocessor system

Patents Applicationslast 30 patents

High frequency switch circuit

Microwave transmission line

Surface joined multi-substrate liquid metal switching device

Liquid metal micro-relay with suspended heaters and multilayer wiring

Multi-substrate liquid metal high-frequency switching device

Photoconductive switch module

Pressure-actuated bi-stable optical switching

Electrical switches

Multi-pole conductive liquid-based switch device

Photo-conductive relay and method of making same

Sampling element controlled by photoconductive switch-generated sam...