Company Filing History:

14 out of 16,627

Semiconductor Energy Laboratory Co., Ltd.

where one patent can have more than one assignee

Years Active: 1991-2019

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10396675 - Switching power supply apparatus (2019-08-27),

2. 8242630 - Multiple power supply integration apparatus, multiple power supply integration system, and multiple power supply integration program (2012-08-14),

3. 7298357 - Active matrix type flat-panel display device (2007-11-20),

4. 6972746 - Active matrix type flat-panel display device (2005-12-06),

5. 6590554 - Color image display system (2003-07-08),

6. 6100860 - Image display device (2000-08-08),

7. 5986632 - Active matrix type flat-panel display device (1999-11-16),

8. 5982345 - Organic electroluminescent image display device (1999-11-09),

9. 5821560 - Thin film transistor for controlling a device such as a liquid crystal (1998-10-13),

10. 5786796 - Image desplay device (1998-07-28),

11. 5741718 - Method for manufacturing a semiconductor device (1998-04-21),

12. 5644146 - Thin film transistor (1997-07-01),

13. 5604139 - Method for manufacturing a semiconductor device (1997-02-18),

14. 5591988 - Solid state imaging device with low trap density (1997-01-07),

15. 5574293 - Solid state imaging device using disilane (1996-11-12),

Title: Ichiro Takayama: Innovator in Power Supply Technology

Introduction

Ichiro Takayama is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of power supply technology, holding a total of 18 patents. His work focuses on improving the efficiency and stability of power supply systems.

Latest Patents

One of Takayama's latest inventions is a switching power supply apparatus designed to reduce the time of application of an input voltage to a choke. This innovation aims to suppress peak current flowing through switch elements when the primary or secondary voltage is at or near 0 V. Additionally, he has developed a multiple power supply integration apparatus that measures electric power and stability of power supplies. This apparatus adjusts each converter based on the largest evaluation value of the power supplies, optimizing the electric power supplied to a common power line.

Career Highlights

Throughout his career, Ichiro Takayama has worked with notable companies such as Semiconductor Energy Laboratory Co., Ltd. and TDK Corporation. His expertise in power supply technology has positioned him as a key figure in the industry.

Collaborations

Takayama has collaborated with esteemed colleagues, including Michio Arai and Mitsufumi Codama, contributing to advancements in power supply systems.

Conclusion

Ichiro Takayama's innovative work in power supply technology has led to numerous patents and significant advancements in the field. His contributions continue to influence the development of efficient power supply systems.

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