Tokyo, Japan

Makoto Morioka

This inventor holds 17 USPTO granted patents and 2 EPO patents, primarily in Semiconductor Technology. Top assignees: Hitachi, Ltd., Ricoh Company, Ltd.. Active years: 1976-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Makoto Morioka. Retrieved from https://idiyas.com/inventor/makoto-morioka-w656mxua

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

Calculating rank

% Patents Active = 94.1

 

Average Co-Inventor Count = 3.1

ph-index = 7

Forward Citations = 116(Granted Patents)


Location History:

  • Tokyo, JA (1976 - 1977)
  • Honde, JA (1977)
  • Nishitama, JP (1987 - 1989)
  • Tokyo, JP (1978 - 1990)
  • Hyogo-ken, JP (2007)
  • Kanagawa, JP (2020 - 2023)

Company Filing History:


Years Active: 1976-2023

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Areas of Expertise:
Image Processing
Optical Disk Apparatus
Compound Semiconductor
Heterojunction FET
Light Emitting Devices
Semiconductor Device
Epitaxial Growth
Crystal Growth
Strained Superlattice
III-V Semiconductors
Photo Semiconductor
Semiconductor Diode
17 patents (USPTO):Explore Patents

Title: The Inventor Spotlight: Makoto Morioka

Introduction:

Meet Makoto Morioka, a prolific inventor based in Tokyo, Japan, known for his remarkable contributions in the field of compound semiconductor structures. With a total of 14 patents to his name, Morioka's innovative work has significantly impacted the world of semiconductor technology.

Latest Patents:

Morioka's recent patents include a groundbreaking "Compound Semiconductor Structure and Process for Making Same," which features a superlattice film with an effectively graded average composition. This unique structure, with alternating layers of different composition gradually varied in thickness, demonstrates his prowess in creating advanced semiconductor materials. Additionally, his patent on "Semiconductor Device Having Strained Superlattice Buffer Layers" showcases his expertise in epitaxial crystal growth, enabling high-quality epitaxial layers on various substrates.

Career Highlights:

Currently employed at Hitachi Co., Ltd., Morioka has been instrumental in driving innovation within the company's semiconductor division. His expertise in developing cutting-edge semiconductor devices has solidified his reputation as a trailblazer in the industry.

Collaborations:

Morioka has collaborated with esteemed colleagues like Kazuhiro Ito and Yuichi Ono, further enhancing his innovative projects. Together, they have worked on various research initiatives, pushing the boundaries of semiconductor technology and fostering a culture of creativity and collaboration within Hitachi Co., Ltd.

Conclusion:

In conclusion, Makoto Morioka's exceptional work in the field of compound semiconductor structures exemplifies his dedication to innovation and his commitment to advancing technology. His patents stand as a testament to his ingenuity and his invaluable contributions to the world of semiconductor research. Makoto Morioka continues to inspire fellow inventors and researchers alike, shaping the future of semiconductor technology with his groundbreaking inventions.

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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