Koji Mishima

This inventor holds 83 USPTO granted patents and 4 published patent applications and 3 EPO patents, primarily in Optical Recording Media (CPC class C25D1-700). Top assignees: Tdk Corporation, Ebara Corporation, International Business Machines Corporation. Active years: 2000-2021.

USPTO Granted Patents = 83 (Patent Applications = 4)

% Patents Active = 43.4

EPO Patents = 3 (Patent Applications = 4)

Average Co-Inventor Count = 4.3

ph-index = 20

Forward Citations = 727(Granted Patents)

Forward Citations (Not Self Cited) = 695(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Fujisawa, JP (2003 - 2007)
Kanagawa-ken, JP (2000 - 2008)
Chuo-ku, JP (2007 - 2010)
Nagano, JP (2012)
Tokyo, JP (2002 - 2021)

Company Filing History:

International Business Machines Corporation

patents

4. 2 out of 16,454

Panasonic Corporation

Hitachi Consumer Electronics Co., Ltd.

patents

8. 1 out of 53,211

Kabushiki Kaisha Toshiba

patents

9. 1 out of 83

Riken Technos Corporation

patents

10. 1 out of 1,304

Toyota Boshoku Kabushiki Kaisha

patents

11. 4 out of 834,307

Other

patents

where one patent can have more than one assignee

Years Active: 2000-2021

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Areas of Expertise:

Optical Recording Medium

Multilayer Optical Disc

Information Recording Method

Optical Head Device

Recording and Reading Method

Light Control Film

Plating Apparatus

Electrolytic Treatment

Optical Recording Method

Thermal Conductivities

Optical Recording System

Substrate Processing Method

83 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10989966 - Transparent semiconductor, light control body, and electronic device (2021-04-27),

2. 10877345 - Light control film and vehicle body panel including the same (2020-12-29),

3. 8588045 - Information recording method and information recording apparatus (2013-11-19),

4. 8409686 - Optical recording medium and method for manufacturing the same (2013-04-02),

5. 8355308 - Optical recording medium and recording and reading method of optical recording medium (2013-01-15),

6. 8238214 - Optical recording medium and method for reproducing the same (2012-08-07),

7. 8233374 - Multilayer optical disc (2012-07-31),

8. 8206805 - Optical recording medium, and method for producing optical recording medium (2012-06-26),

9. 8164989 - Information recording method and information recording apparatus (2012-04-24),

10. 8144561 - Multilayer optical recording medium (2012-03-27),

11. 8107349 - Optical head device and optical recording and reading system (2012-01-31),

12. 8081548 - Method of evaluating characteristics of multilayer optical recording medium (2011-12-20),

13. 7952984 - Optical recording medium and method of recording and reproducing of optical recording medium (2011-05-31),

14. 7940634 - Multilayer optical recording medium and recording method on multilayer optical recording medium (2011-05-10),

15. 7932015 - Optical recording medium (2011-04-26),

Title: Inventor Koji Mishima: Pioneering Innovations in Tokyo

Introduction: Koji Mishima is a renowned inventor based in Tokyo, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Mishima holds several patents in the areas of robotics, artificial intelligence, and sustainable energy solutions, showcasing his continuous commitment to innovation.

Career Highlights: With over two decades of experience in the industry, Mishima has worked with leading research institutions and universities to develop cutting-edge technologies that have revolutionized the way we approach everyday challenges.

Collaborations: Throughout his career, Mishima has collaborated with top companies in Japan and internationally, fostering a culture of creativity and forward thinking in the realm of technological advancements.

Conclusion: Koji Mishima's dedication to pushing the boundaries of innovation has solidified his reputation as a visionary inventor, shaping the future of technology in Tokyo and beyond.