Company Filing History:

5 out of 52,735

Kabushiki Kaisha Toshiba

Sumitomo Bakelite Company Limited

patents

4. 2 out of 2,467

Nec Electronics Corporation

patents

5. 1 out of 7,525

Renesas Electronics Corporation

patents

where one patent can have more than one assignee

Years Active: 2000-2013

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8561170 - Processor and semiconductor device (2013-10-15),

2. 8039940 - Semiconductor storage device, semiconductor device, and manufacturing method therefor (2011-10-18),

3. 7799852 - Composition of biphenyl epoxy resin, phenolbiphenylaralkyl resin and filler (2010-09-21),

4. 7790579 - Semiconductor storage device, semiconductor device, and manufacturing method therefor (2010-09-07),

5. 7327019 - Semiconductor device of a charge storage type (2008-02-05),

6. 7197731 - Virtual component having a detachable verification-supporting circuit, a method of verifying the same, and a method of manufacturing an integrated circuit (2007-03-27),

7. 7098276 - Flame-retardant epoxy resin composition and semiconductor device made using the same (2006-08-29),

8. 7032075 - Instruction cache and microprocessor (2006-04-18),

9. 6349321 - Data processing system and scheduling method (2002-02-19),

10. 6070220 - Jump code generator, interrupt program selection system, interruption (2000-05-30),

Title: Isao Katayama: Innovator in Semiconductor Technology

Introduction

Isao Katayama is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 10 patents. His work has been instrumental in advancing the capabilities of processors and semiconductor devices.

Latest Patents

Among his latest patents, Katayama has developed a processor and semiconductor device that includes an address decoder for controlling data input and output through a JTAG interface. This invention features an authentication unit that performs authentication processing using a password and a predetermined key. If authentication is successful, it outputs a predetermined authentication signal. Additionally, he has patented a semiconductor storage device and a manufacturing method that involves depositing a gettering layer on both the side surfaces and the bottom surface of a semiconductor chip. This innovative structure allows for the capture of metal ions that may pass through the package board.

Career Highlights

Throughout his career, Isao Katayama has worked with notable companies such as Toshiba Corporation and NEC Corporation. His experience in these leading technology firms has greatly influenced his innovative approach to semiconductor design and manufacturing.

Collaborations

Katayama has collaborated with esteemed colleagues, including Kohji Kanamori and Teiichirou Nishizaka, contributing to various projects that have pushed the boundaries of semiconductor technology.

Conclusion

Isao Katayama's contributions to the field of semiconductor technology are noteworthy, with a solid portfolio of patents that reflect his innovative spirit. His work continues to impact the industry and inspire future advancements in technology.

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