Company Filing History:

34 out of 27,375

Matsushita Electric Industrial Co., Ltd.

patents

4 out of 655

Matsushita Electronics Corporation

Years Active: 1987-2004

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39 patents (USPTO):Sort by Forward CitationsExplore Patents

1. RE38647 - Sense amplifier circuit (2004-11-09),

2. 6392953 - Semiconductor memory (2002-05-21),

3. 6323663 - Semiconductor wafer package, method and apparatus for connecting testing IC terminals of semiconductor wafer and probe terminals, testing method of a semiconductor integrated circuit, probe card and its manufacturing method (2001-11-27),

4. 6285723 - Timing signal generation circuit (2001-09-04),

5. 6275434 - Semiconductor memory (2001-08-14),

6. 6181620 - Semiconductor storage device (2001-01-30),

7. 6118319 - Timing signal generation circuit (2000-09-12),

8. 6091655 - Semiconductor memory (2000-07-18),

9. 6005436 - Internal reduced-voltage generator for semiconductor integrated circuit (1999-12-21),

10. 6005401 - Semiconductor wafer package, method and apparatus for connecting testing (1999-12-21),

11. 5983331 - Semiconductor integrated circuit having a plurality of chips (1999-11-09),

12. 5945834 - Semiconductor wafer package, method and apparatus for connecting testing (1999-08-31),

13. 5892384 - Timing signal generation circuit (1999-04-06),

14. 5818782 - Data transmission circuit, data line driving circuit, amplifying (1998-10-06),

15. 5757222 - Transmission circuit (1998-05-26),

Title: The Innovative Contributions of Toshio Yamada

Introduction: Toshio Yamada is a distinguished inventor based in Osaka, Japan, known for his remarkable contributions to the field of semiconductor technology. With an impressive portfolio of 39 patents, Yamada has consistently pushed the boundaries of innovation, particularly in the development of sense amplifier circuits and semiconductor memory.

Latest Patents: Among his latest innovations, the **Sense Amplifier Circuit** stands out for its ingenuity. This circuit design utilizes transistor pairs formed by transistors connected in parallel across an even number of stages, enhancing the sensitivity of the amplifier. This configuration effectively cancels out the asymmetric characteristics of the transistor pair, optimizing performance. Another noteworthy invention is the **Semiconductor Memory**, which ingeniously couples multiple information memory cells with a single reference memory cell along one word line. This design allows for a longer data retention time even in the presence of small current leakages, thereby ensuring an extended refresh cycle period across memory cells.

Career Highlights: Toshio Yamada has made significant strides in his professional career, having worked with renowned companies such as Matsushita Electric Industrial Co., Ltd. and Matsushita Electronics Corporation. His work at these institutions has equipped him with valuable experience and insights into cutting-edge technologies, further facilitating his innovative endeavors.

Collaborations: Throughout his career, Yamada has collaborated with esteemed colleagues, including Masashi Agata and Michihiro Inoue. These partnerships have fostered a collaborative environment that has sparked further innovations and advancements in semiconductor technology.

Conclusion: Toshio Yamada's contributions to innovation and technology are remarkable, as evidenced by his 39 patents and groundbreaking inventions in semiconductor circuits and memory systems. His work continues to influence the industry, and his collaborations with other talented professionals underscore the importance of teamwork in fostering innovation. As technology advances, Yamada's influence is sure to remain significant in shaping the future of semiconductor technology.

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.