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For the Inventor, By the Inventor

Sendai, Japan

Mitsumasa Koyanagi

This inventor holds 18 USPTO granted patents and 1 EPO patent. Top assignees: Tohoku University, Zycube Co., Ltd., Asahi Glass Company, Limited. Active years: 1998-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsumasa Koyanagi. Retrieved from https://idiyas.com/inventor/mitsumasa-koyanagi

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

USPTO Granted Patents = 18

% Patents Active = 66.7


Average Co-Inventor Count = 1.8

ph-index = 8

Forward Citations = 167(Granted Patents)


Location History:

  • Natori, JP (2003 - 2007)
  • Natori-shi, Miyagi, JP (2009)
  • Miyagi, JP (2008 - 2014)
  • Sendai, JP (1998 - 2020)

Company Filing History:

goldMedal8 out of 1,051 
 
Tohoku University
 patents
silverMedal4 out of 8 
 
Zycube Co., Ltd.
 patents
bronzeMedal3 out of 2,560 
 
Asahi Glass Company, Limited
 patents
4. 2 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents
5. 2 out of 10,904 
 
Tokyo Electron Limited
 patents
6. 2 out of 2,955 
 
Toshiba Memory Corporation
 patents
7. 1 out of 135 
 
Semiconductor Technology Academic Research Center
 patents
8. 1 out of 10 
 
Tohoku-Microtec Co., Ltd.
 patents
9. 3 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1998-2020

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18 patents (USPTO):Explore Patents
1. 10553455 - Method for aligning chip components relative to substrate by using liquid (2020-02-04),
2. 10483240 - Semiconductor device and method for manufacturing the same (2019-11-19),
3. 10177118 - Semiconductor device and method for manufacturing the same (2019-01-08),
4. 9449948 - Chip support substrate, chip support method, three-dimensional integrated circuit, assembly device, and fabrication method of three-dimensional integrated circuit (2016-09-20),
5. 8722460 - Method and apparatus for fabricating integrated circuit device using self-organizing function (2014-05-13),
6. 8349652 - Method and apparatus for manufacturing three-dimensional integrated circuit (2013-01-08),
7. 8283208 - Method and apparatus for fabricating integrated circuit device using self-organizing function (2012-10-09),
8. 8229539 - Brain probe and method for manufacturing same (2012-07-24),
9. 7906363 - Method of fabricating semiconductor device having three-dimensional stacked structure (2011-03-15),
10. 7820515 - Nonvolatile semiconductor memory element excellent in charge retention properties and process for producing the same (2010-10-26),
11. 7550802 - Nonvolatile semiconductor memory device and manufacturing process of the same (2009-06-23),
12. 7355238 - Nonvolatile semiconductor memory device having nanoparticles for charge retention (2008-04-08),
13. 7326642 - Method of fabricating semiconductor device using low dielectric constant material film (2008-02-05),
14. 7303990 - Nickel-silicon compound forming method, semiconductor device manufacturing method, and semiconductor device (2007-12-04),
15. 7265402 - Solid-state image sensor including a microlens (2007-09-04),

**Title: The Innovative Mind of Mitsumasa Koyanagi**

Introduction: Mitsumasa Koyanagi, a talented inventor hailing from Sendai, JP, has made significant contributions to the field of semiconductor device manufacturing with an impressive portfolio of 18 patents.

Latest Patents:

1. *Method for aligning chip components relative to substrate by using liquid*: This patent showcases a unique method where a chip component is aligned on a substrate by utilizing liquid. The innovative approach involves different wettability regions on the substrate to ensure precise alignment.

2. *Semiconductor device and method for manufacturing the same*: This patent reveals a semiconductor device design incorporating a metal column, a polymer layer, and a guide. The method for manufacturing involves a meticulous process of filling a mixture and heat treatment to form the desired structure.

Career Highlights: Mitsumasa Koyanagi has left a mark in renowned companies such as Tohoku University and Zycube Co., Ltd. His expertise and innovative thinking have played a pivotal role in shaping the semiconductor industry.

Collaborations: Throughout his career, Mitsumasa Koyanagi has collaborated with accomplished individuals like Takafumi Fukushima and Tetsu Tanaka. Together, they have worked on cutting-edge projects that have pushed the boundaries of technology.

Conclusion: Mitsumasa Koyanagi's passion for innovation and relentless pursuit of excellence have solidified his position as a distinguished inventor in the field of semiconductor devices. His patents and collaborations are a testament to his remarkable talent and dedication to advancing technological frontiers.

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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