Company Filing History:

10 out of 42,485

Hitachi, Ltd.

patents

1 out of 3,781

Renesas Technology Corp.

patents

Years Active: 2001-2020

where 'Filed Patents' based on already Granted Patents

11 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 10603689 - Ultrasonic transducer, method for making same, ultrasonic transducer array, and ultrasonic test apparatus (2020-03-31),

2. 8581354 - Semiconductor device carrying micro electro mechanical system (2013-11-12),

3. 8129802 - Integrated micro electro-mechanical system and manufacturing method thereof (2012-03-06),

4. 7972886 - Method of manufacturing micro electro mechanical systems device (2011-07-05),

5. 7670861 - Controlling stress in MEMS structures (2010-03-02),

6. 7658109 - Inertial sensor and manufacturing method of the same (2010-02-09),

7. 7402449 - Integrated micro electro-mechanical system and manufacturing method thereof (2008-07-22),

8. 7325457 - Sensor and sensor module (2008-02-05),

9. 6864584 - Semiconductor device (2005-03-08),

10. 6784038 - Process for producing semiconductor integrated circuit device and semiconductor integrated circuit device (2004-08-31),

11. 6323115 - Method of forming semiconductor integrated circuit device with dual gate CMOS structure (2001-11-27),

Title: Yuko Hanaoka: Innovator in Ultrasonic Technology

Introduction

Yuko Hanaoka is a prominent inventor based in Kodaira, Japan. She has made significant contributions to the field of ultrasonic technology, holding a total of 11 patents. Her work focuses on enhancing the reliability and performance of ultrasonic transducers and micro electro mechanical systems (MEMS).

Latest Patents

Hanaoka's latest patents include innovative designs such as an ultrasonic transducer, a method for making the same, an ultrasonic transducer array, and an ultrasonic test apparatus. One of her notable inventions involves a structure that prevents a substrate from warping, which is crucial for maintaining the characteristics of a capacitive micromachined ultrasonic transducer (CMUT). In this design, a warpage prevention layer is strategically placed between the substrate and the first conductive film to enhance stability. Additionally, her semiconductor device carrying a MEMS sensor aims to improve reliability by incorporating a lower passivation film made of silicon nitride, which offers high moisture and chemical resistance.

Career Highlights

Throughout her career, Yuko Hanaoka has worked with leading companies in the technology sector, including Hitachi, Ltd. and Renesas Technology Corporation. Her experience in these organizations has allowed her to develop cutting-edge technologies that have a significant impact on the industry.

Collaborations

Hanaoka has collaborated with notable colleagues such as Tsukasa Fujimori and Hiroshi Fukuda. These partnerships have fostered innovation and have contributed to the advancement of ultrasonic technology.

Conclusion

Yuko Hanaoka's contributions to ultrasonic technology and MEMS have established her as a leading inventor in her field. Her innovative patents and collaborations reflect her commitment to enhancing technology and improving device reliability.

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