Katsuhiko Higashiyama

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
High efficiency power amplifying apparatus with phase compensation...
- Patent number 6,166,596
- Issue date Dec 26, 2000
- Matsushita Electric Industrial Co., Ltd.
- Katsuhiko Higashiyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor device
- Patent number 6,140,690
- Issue date Oct 31, 2000
- Matsushita Electric Industrial Co., Ltd.
- Itsuzo Oka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High efficiency power amplifying apparatus
- Patent number 6,091,292
- Issue date Jul 18, 2000
- Matsushita Electric Industrial Co., Ltd.
- Katsuhiko Higashiyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Hybrid IC device with wide dynamic range
- Patent number 6,060,947
- Issue date May 9, 2000
- Matsushita Electric Industrial Co., Ltd.
- Katsuhiko Higashiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power amplifier arrangenment of a plural power supply switching type
- Patent number 5,818,301
- Issue date Oct 6, 1998
- Matsushita Electric Industrial Co., Ltd.
- Katsuhiko Higashiyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Temperature protected power transistor circuit
- Patent number 5,543,998
- Issue date Aug 6, 1996
- Matsushita Electric Industrial Co. Ltd.
- Katsuhiko Higashiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power control unit protection apparatus
- Patent number 5,453,904
- Issue date Sep 26, 1995
- Matsushita Electric Industrial Co., Ltd.
- Katsuhiko Higashiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Self-oscillating DC to DC converter
- Patent number 4,424,556
- Issue date Jan 3, 1984
- Matsushita Electric Industrial Co., Ltd.
- Mikio Maeda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Katsuhiko Higashiyama

Person

Patents Grantslast 30 patents

High efficiency power amplifying apparatus with phase compensation...

Semiconductor device

High efficiency power amplifying apparatus

Hybrid IC device with wide dynamic range

Power amplifier arrangenment of a plural power supply switching type

Temperature protected power transistor circuit

Power control unit protection apparatus

Self-oscillating DC to DC converter