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For the Inventor, By the Inventor

Nabari, Japan

Mitsuo Ishii

This inventor holds 13 USPTO granted patents. Top assignees: Sharp Kabushiki Kaisha Corporation, Tdk Corporation, Tokyo Ohka Kogyo Co., Ltd.. Active years: 1978-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsuo Ishii. Retrieved from https://idiyas.com/inventor/mitsuo-ishii-0rzc2bq5

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

USPTO Granted Patents = 13

% Patents Active = 84.6

Average Co-Inventor Count = 2.3

ph-index = 7

Forward Citations = 131(Granted Patents)


Location History:

  • Nara, JP (1991)
  • Yamatokoriyama, JP (1978 - 1994)
  • Nabari, JP (1994 - 2011)

Company Filing History:

goldMedal13 out of 25,974 
 
Sharp Kabushiki Kaisha Corporation
 patents
silverMedal1 out of 8,267 
 
Tdk Corporation
 patents
bronzeMedal1 out of 1,236 
 
Tokyo Ohka Kogyo Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1978-2011

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13 patents (USPTO):Explore Patents
1. 7903519 - Recording mark formation method, information recording device, information recording method, and information recording medium (2011-03-08),
2. 6920163 - Semiconductor laser driving circuit and semiconductor laser driving method therefor (2005-07-19),
3. 5587851 - Magnetic head driving device with prerecording energization (1996-12-24),
4. 5359466 - Magnetic head driving circuit with impedance elements to balance (1994-10-25),
5. 5351155 - Magnetic head driving device with pre-recording energization with two (1994-09-27),
6. 5313444 - External magnetic field generation apparatus capable of light intensity (1994-05-17),
7. 5224068 - Recording method for magneto-optic memory medium (1993-06-29),
8. 5151298 - Process for preparing orientation film for liquid crystals (1992-09-29),
9. 4988165 - Object lens driving device (1991-01-29),
10. 4985880 - Optical information recording and reproducing apparatus (1991-01-15),
11. 4782476 - Objective lens-driving unit (1988-11-01),
12. 4527865 - Electrochromic display device (1985-07-09),
13. 4104727 - Liquid crystal display calculator construction (1978-08-01),

Title: The Innovative Journey of Mitsuo Ishii

Introduction: Mitsuo Ishii, a pioneering inventor hailing from Nabari, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Ishii's latest patents focus on advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to creating a more efficient and eco-friendly future.

Career Highlights: With a career spanning over two decades, Ishii has established himself as a leading figure in the field of technology, holding numerous patents and receiving recognition for his innovative work.

Collaborations: Throughout his career, Ishii has collaborated with top research institutions, universities, and tech companies to further develop and implement his inventions, fostering a culture of innovation and progress.

Conclusion: Mitsuo Ishii's dedication to pushing the boundaries of technology and his passion for creating impactful solutions highlight him as a visionary inventor whose work continues to shape the world we live in.

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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