Kanagawa, Japan

Yukio Tanaka

This inventor holds 144 USPTO granted patents and 16 published patent applications, plus 2 CIPO patents and 10 EPO patents, primarily in Liquid Crystal Displays (CPC class G09G3-3648). Top assignees: Semiconductor Energy Laboratory Co., Ltd., Japan Display Inc., Matsushita Electric Industrial Co., Ltd.. Active years: 1980-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukio Tanaka. Retrieved from https://idiyas.com/inventor/yukio-tanaka

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

Calculating rank
USPTO Granted Patents = 144 

% Patents Active = 59.0

 

 

Average Co-Inventor Count = 2.5

ph-index = 20

Forward Citations = 1,581(Granted Patents)

Forward Citations (Not Self Cited) = 1,437(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Kadoma, JP (1995 - 2002)
  • Osaka, JP (1998 - 2002)
  • Kusatsu, JP (2002)
  • Kyoto, JP (2004 - 2007)
  • Komae, JP (2007 - 2009)
  • Yokohama, JP (1980 - 2010)
  • Hiroshima, JP (2012 - 2014)
  • Kangawa, JP (2014)
  • Ishikawa-ken, JP (2013 - 2015)
  • Atsugi, JP (1999 - 2016)
  • Kanagawa, JP (2001 - 2016)
  • Kanazawa, JP (2009 - 2016)
  • Okayama, JP (2018)
  • Minato-ku, JP (2019)
  • Tokyo, JP (1989 - 2024)

Company Filing History:

goldMedal65 out of 16,652 
 
Semiconductor Energy Laboratory Co., Ltd.
 patents
silverMedal21 out of 5,805 
 
Japan Display Inc.
 patents
bronzeMedal14 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents
4. 14 out of 4,756 
 
Mitsubishi Heavy Industries Limited
 patents
5. 5 out of 21,608 
 
Eastman-Kodak Company
 patents
6. 5 out of 65 
 
Japan Display Central Inc.
 patents
7. 4 out of 1,234 
 
Nhk Spring Co., Ltd.
 patents
8. 4 out of 248 
 
Toshiba Matsushita Display Technology Co., Ltd.
 patents
9. 3 out of 26,000 
 
Sharp Kabushiki Kaisha Corporation
 patents
10. 3 out of 58,150 
 
Sony Corporation
 patents
11. 2 out of 115 
 
Mitsubishi Heavy Industries Engineering, Ltd.
 patents
12. 2 out of 1,363 
 
The University of Tokyo
 patents
13. 1 out of 31 
 
Hitachi Heating Appliances Co., Ltd.
 patents
14. 1 out of 1,557 
 
Mitsubishi Materials Corporation
 patents
15. 1 out of 15 
 
Mitsui Takeda Chemicals, Inc.
 patents
16. 1 out of 2 
 
Sharp Kabushiki Kaisha, Co., Ltd.
 patents
17. 1 out of 2,887 
 
Victor Company of Japan, Limited
 patents
18. 1 out of 1 
 
Yugen Kaisha Suwa Torasuto
 patent
19. 2 out of 834,659 
Other
 patents
where one patent can have more than one assignee

Years Active: 1980-2026

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Areas of Expertise:
Liquid Crystal Display
Semiconductor Device
Ammonia Synthesis
Gas Turbine Plant
Carbon Dioxide Separation
Gas Purification
Flicker Reduction
Cement Clinker Production
Fluid Treatment
Display Device
Catalyst Regeneration
Olefin Production
144 patents (USPTO):Explore Patents

Title: Yukio Tanaka: Innovating Energy Solutions with a Wealth of Patents

Introduction:

Yukio Tanaka, a resident of Kanagawa, Japan, has made significant contributions to the field of energy and sustainability through his extensive patent portfolio. With 138 patents to his name, Tanaka has established himself as an accomplished inventor and problem-solver in the realm of energy-related technologies. Let us explore some of his latest patents, his career highlights, and notable collaborations.

Latest Patents:

One of Tanaka's recent patent applications pertains to an innovative ammonia decomposition facility, gas turbine plant equipped with the same, and an ammonia decomposition method. This facility utilizes a heating medium line, an ammonia supply line, an ammonia decomposition device, and an ammonia removal device to generate hydrogen, nitrogen, and residual ammonia through thermal decomposition. This invention holds promise for efficiently harnessing ammonia as a clean energy source.

Another noteworthy recent patent by Tanaka is related to a CO shift catalyst, CO shift reaction apparatus, and method for purifying gasified gas. This catalyst, comprising molybdenum or iron as the main component and nickel or ruthenium as an accessory component, demonstrates high efficiency in reforming carbon monoxide (CO) in gas. The inclusion of titanium, zirconium, and cerium oxides as support further enhances its performance. The catalyst manufacturing and firing process involve maintaining temperatures equal to or above 550°C.

Career Highlights:

Tanaka's career spans across several prestigious organizations, including the Semiconductor Energy Laboratory Co., Ltd. and Japan Display Inc. At these companies, he has consistently showcased his expertise in energy technologies, securing numerous patents in his quest for innovative solutions. Through his work, Tanaka has demonstrated an unwavering commitment to addressing pressing global energy challenges.

Collaborations:

Throughout his career, Tanaka has had the privilege to collaborate with talented individuals who share his passion for innovation. Notable colleagues include Jun Koyama and Shunpei Yamazaki. Their combined efforts have led to groundbreaking inventions that continue to reshape the energy landscape.

Conclusion:

Yukio Tanaka's remarkable patent portfolio showcases his immense contributions to the field of energy and sustainability. His inventions, such as the ammonia decomposition facility and CO shift catalyst, serve as significant advancements in harnessing clean energy sources and purifying gasified gases. Tanaka's career highlights and collaborations further emphasize his commitment to solving pressing energy challenges. As Tanaka continues to innovate and inspire, we eagerly anticipate his future contributions to the field.

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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