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For the Inventor, By the Inventor

Yokohama, Japan

Hiroki Yamamoto

This inventor holds 25 USPTO granted patents, primarily in Speech Recognition Technology. Top assignees: Canon Kabushiki Kaisha, Ulvac, Inc., Nec Electronics Corporation. Active years: 1999-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroki Yamamoto. Retrieved from https://idiyas.com/inventor/hiroki-yamamoto-k2dkwc8m

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 25

% Patents Active = 40.0

Average Co-Inventor Count = 2.0

ph-index = 9

Forward Citations = 201(Granted Patents)


Location History:

  • Yokohama, JP (1999 - 2014)
  • Susono, JP (2014)
  • Kanagawa, JP (2003 - 2018)

Company Filing History:

goldMedal20 out of 92,994 
 
Canon Kabushiki Kaisha
 patents
silverMedal3 out of 447 
 
Ulvac, Inc.
 patents
bronzeMedal1 out of 2,467 
 
Nec Electronics Corporation
 patents
4. 1 out of 7,654 
 
Renesas Electronics Corporation
 patents
5. 1 out of 1,051 
 
Tohoku University
 patents
where one patent can have more than one assignee

Years Active: 1999-2018

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Areas of Expertise:
Cathode Assembly
Tunneling Magnetoresistive Element
Image Capturing Apparatus
Film Forming Method
Interconnection Tape
Speech Recognition
Information Processing
User Interface Design
Hidden Markov Model
Noise-Adaptive PMC Model
25 patents (USPTO):Explore Patents
1. 10100399 - Cathode assembly (2018-10-16),
2. 8993351 - Method of manufacturing tunneling magnetoresistive element (2015-03-31),
3. 8848082 - Image capturing apparatus, information processing method and storage medium for estimating a position of a sound source (2014-09-30),
4. 8702913 - Film forming apparatus and film forming method (2014-04-22),
5. 8664776 - Interconnection tape providing a serial electrode pad connection in a semiconductor device (2014-03-04),
6. 8564681 - Method, apparatus, and computer-readable storage medium for capturing an image in response to a sound (2013-10-22),
7. 8099280 - Speech recognition method and speech recognition apparatus (2012-01-17),
8. 8032382 - Information processing apparatus and information processing method (2011-10-04),
9. 8000965 - Information-processing device and method that attains speech-recognition to recognize data input via speech (2011-08-16),
10. 7844458 - Speech recognition for detecting setting instructions (2010-11-30),
11. 7813925 - State output probability calculating method and apparatus for mixture distribution HMM (2010-10-12),
12. 7711559 - Speech recognition apparatus and method (2010-05-04),
13. 7525804 - Semiconductor device and method of manufacturing the same (2009-04-28),
14. 7505903 - Speech recognition dictionary creation method and speech recognition dictionary creating device (2009-03-17),
15. 7451090 - Information processing device and information processing method (2008-11-11),

Title: Hiroki Yamamoto: Innovator in Sputtering Technologies

Introduction

Hiroki Yamamoto is a prolific inventor based in Yokohama, Japan, with a remarkable portfolio of 25 patents. His work primarily focuses on advancements in cathode assemblies and manufacturing methods for magnetoresistive elements. His innovative approaches contribute significantly to the fields of electronics and materials science.

Latest Patents

Yamamoto's latest patents include an advanced cathode assembly designed to prevent abnormal electric discharging and minimize particle generation during sputtering processes. This cathode assembly utilizes a target made of insulating material and incorporates a strategically placed annular shield plate to enhance performance.

Another important patent is his method of manufacturing a tunneling magnetoresistive element. This innovative method eliminates the need for MgO deposition, streamlining the production process for a perpendicular magnetization-type magnetic element. By employing a unique layering technique and oxidation treatment, Yamamoto provides a pathway to fabricate high-performance magnetic components efficiently.

Career Highlights

Throughout his career, Hiroki Yamamoto has made significant contributions while working for renowned companies such as Canon Kabushiki Kaisha and Ulvac, Inc. His expertise in the field of electronics has driven advancements that impact various applications, from consumer electronics to industrial machinery.

Collaborations

Yamamoto has collaborated with notable colleagues, including Kenichiro Nakagawa and Hideo Kuboyama. These partnerships have fostered an environment of innovation, allowing them to collectively address challenges within their field and enhance the technological landscape.

Conclusion

Hiroki Yamamoto stands out as a key inventor in the realm of sputtering technologies and magnetic elements. His 25 patents demonstrate his commitment to innovation and his ability to solve complex challenges in electronics. As he continues to push the boundaries of technology, Yamamoto's contributions pave the way for future advancements in various industries.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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