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For the Inventor, By the Inventor

Kanagawa, Japan

Mitsunori Sakama

This inventor holds 88 USPTO granted patents, primarily in Semiconductor Manufacturing (CPC class 118728). Top assignees: Semiconductor Energy Laboratory Co., Ltd., Sony Corporation, Other. Active years: 1987-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsunori Sakama. Retrieved from https://idiyas.com/inventor/mitsunori-sakama

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

Calculating rank
USPTO Granted Patents = 88

% Patents Active = 72.7

Average Co-Inventor Count = 4.4

ph-index = 24

Forward Citations = 2,093(Granted Patents)

Forward Citations (Not Self Cited) = 2,022(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kamiyoshizawa, Hiratsuka-Shi, Kanagawa-Ken, JP (1991)
  • Tokyo, JP (1988 - 2004)
  • Kanagawa-Ken, JP (2008)
  • Atsugi, JP (1999 - 2010)
  • Hiratsuka, JP (1987 - 2012)
  • Kabagawa, JP (2015)
  • Kanagawa, JP (1989 - 2017)

Company Filing History:

goldMedal79 out of 16,652 
 
Semiconductor Energy Laboratory Co., Ltd.
 patents
silverMedal5 out of 58,147 
 
Sony Corporation
 patents
bronzeMedal4 out of 834,570 
Other
 patents

Years Active: 1987-2017

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Areas of Expertise:
Semiconductor Device
Plasma CVD
Thin Film
Silicon Oxide
Substrate Processing
Heat Treatment
Etching Rates
Manufacturing Method
Organic Silane
Hydrogen Radical
Recording Medium
88 patents (USPTO):Explore Patents
1. 9806096 - Semiconductor device and method for manufacturing the same (2017-10-31),
2. 9196632 - Semiconductor device and method for manufacturing the same (2015-11-24),
3. 8610182 - Semiconductor device and method for manufacturing the same (2013-12-17),
4. 8304350 - Method of manufacturing a semiconductor device (2012-11-06),
5. 8278195 - Plasma CVD apparatus (2012-10-02),
6. 8154059 - Semiconductor device and method for manufacturing the same (2012-04-10),
7. 8053338 - Plasma CVD apparatus (2011-11-08),
8. 7821071 - Semiconductor device and method for manufacturing the same (2010-10-26),
9. 7723218 - Plasma CVD apparatus (2010-05-25),
10. 7691692 - Substrate processing apparatus and a manufacturing method of a thin film semiconductor device (2010-04-06),
11. 7504343 - Semiconductor device and method for manufacturing the same (2009-03-17),
12. 7491659 - APCVD method of forming silicon oxide using an organic silane, oxidizing agent, and catalyst-formed hydrogen radical (2009-02-17),
13. 7465679 - Insulating film and method of producing semiconductor device (2008-12-16),
14. 7452829 - Plasma CVD method (2008-11-18),
15. 7452794 - Manufacturing method of a thin film semiconductor device (2008-11-18),

Title: Pioneer in Semiconductor Innovation: The Inventor Mitsunori Sakama

Introduction:

Mitsunori Sakama, a renowned inventor in the field of semiconductors, hails from Kanagawa, Japan. With an impressive portfolio of 88 patents to his name, Sakama has made substantial contributions to the industry through his groundbreaking innovations.

Latest Patents:

Sakama's latest patents include advancements in semiconductor device technology and methods for manufacturing them. One notable invention aims to prevent the deterioration of thin-film transistors (TFTs) by introducing a silicon oxide nitride film between the semiconductor layer and substrate. This innovation ensures the integrity of TFTs, enhancing their longevity and performance.

Career Highlights:

Throughout his career, Sakama has worked with esteemed organizations such as Semiconductor Energy Laboratory Co., Ltd. and Sony Corporation. His expertise in semiconductor technology has led to the development of cutting-edge products and processes that have redefined the industry standards.

Collaborations:

Sakama has collaborated with industry leaders like Shunpei Yamazaki and Takeshi Fukada, leveraging their collective knowledge and skills to drive innovation in semiconductor design and manufacturing. Together, they have pioneered new solutions that address critical challenges in the field.

Conclusion:

In conclusion, Mitsunori Sakama stands as a visionary inventor whose relentless pursuit of excellence has shaped the semiconductor industry. His innovative spirit, coupled with his strategic collaborations, continues to inspire advancements that push the boundaries of technological possibilities. Sakama's legacy serves as a testament to the power of innovation in transforming the world of semiconductors.

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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