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For the Inventor, By the Inventor

Ikoma, Japan

Mikio Katayama

This inventor holds 79 USPTO granted patents and 1 EPO patent, primarily in Liquid Crystal Displays (CPC class 349 ). Top assignees: Sharp Kabushiki Kaisha Corporation, Sharp Kabushiki Kaishi. Active years: 1991-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mikio Katayama. Retrieved from https://idiyas.com/inventor/mikio-katayama

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

USPTO Granted Patents = 79

% Patents Active = 86.1


Average Co-Inventor Count = 5.5

ph-index = 28

Forward Citations = 2,534(Granted Patents)

Forward Citations (Not Self Cited) = 2,416(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Ikomo, JP (1995)
  • Nara, JP (1991 - 2009)
  • Nara-ken, JP (2003 - 2011)
  • Ikoma, JP (1991 - 2012)
  • Osaka, JP (2017)

Company Filing History:

goldMedal78 out of 25,954 
 
Sharp Kabushiki Kaisha Corporation
 patents
silverMedal1 out of 22 
 
Sharp Kabushiki Kaishi
 patents

Years Active: 1991-2017

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Areas of Expertise:
Liquid Crystal Display
Active-Matrix Technology
Color Filter Layer
Transflective Device
Display Device
Brightness Improvement
Pixel Electrode
Interlayer Insulating Film
Defective Pixel Compensation
Manufacturing Method
Silicon Thin Film
Collective Substrate
79 patents (USPTO):Explore Patents
1. 9817137 - Energy ray detector (2017-11-14),
2. 8228469 - Liquid crystal display device (2012-07-24),
3. 8054423 - Liquid crystal display device (2011-11-08),
4. 7952667 - Liquid crystal display device (2011-05-31),
5. 7916249 - Color filter layer and display device using the same (2011-03-29),
6. 7663717 - Liquid crystal display device (2010-02-16),
7. 7599023 - Color filter layer and transflective liquid crystal display device using the same (2009-10-06),
8. RE40771 - Liquid crystal display device and method of driving the same (2009-06-22),
9. 7535528 - Liquid crystal display device (2009-05-19),
10. 7471359 - Color filter layer having different area ratio between different colors and transflective liquid crystal display device using the same (2008-12-30),
11. 7468768 - Liquid crystal display device (2008-12-23),
12. 7250998 - Color filter layer comprising a transmissive non-color filter region and the transflective display device using the same (2007-07-31),
13. 7151581 - Liquid crystal display with light transmission regions and light reflection regions (2006-12-19),
14. 6950159 - Transflective LCD device having less distance between transmission region and first bus line than transmission region and second bus line (2005-09-27),
15. 6906765 - Color filter layer and display device using the same (2005-06-14),

Title: The Innovative Journey of Mikio Katayama

Introduction: Mikio Katayama, a pioneering inventor hailing from Ikoma, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Mikio Katayama's latest patents include cutting-edge advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to shaping a more efficient and sustainable future.

Career Highlights: With a career spanning over two decades, Mikio Katayama has held key roles in leading tech companies, where he spearheaded research and development projects that have resulted in numerous successful patents and inventions.

Collaborations: Throughout his career, Mikio Katayama has collaborated with top researchers, engineers, and scientists from around the globe, fostering a culture of innovation and excellence in all his projects.

Conclusion: Mikio Katayama's relentless pursuit of innovation and his passion for creating technologies that make a difference have solidified his position as a visionary inventor in the world of technology.

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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