Seiichi Kobayashi

This inventor holds 72 USPTO granted patents and 1 published patent application and 29 EPO patents, primarily in Optical Materials (CPC class C08G). Top assignees: Mitsui Chemicals, Inc., Mitsubishi Pencil Kabushiki Kaisha, Fujitsu Corporation. Active years: 1992-2024.

USPTO Granted Patents = 72 (Patent Applications = 1)

% Patents Active = 93.1

EPO Patents = 29 (Patent Applications = 15)

Average Co-Inventor Count = 2.8

ph-index = 12

Forward Citations = 1,427(Granted Patents)

Forward Citations (Not Self Cited) = 1,388(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Kamakura, JP (1994)
Gunma, JP (1998)
Kanagawa-ken, JP (1997 - 2000)
Fukuoka, JP (2001 - 2004)
Kawasaki, JP (1997 - 2005)
Fujisawa, JP (2012)
Yokohama, JP (1992 - 2015)
Omuta, JP (2006 - 2016)
Kanagawa, JP (1999 - 2024)

Company Filing History:

40 out of 1,814

Mitsui Chemicals, Inc.

patents

13 out of 196

Mitsubishi Pencil Kabushiki Kaisha

Mitsui Toatsu Chemicals, Incorporated

Nissan Motor Company Limited

patents

7. 1 out of 9

Hopnic Laboratory Co., Ltd.

Mitsubishi Pencil Company, Limited

patents

where one patent can have more than one assignee

Years Active: 1992-2024

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Areas of Expertise:

Optical Material

Polymerizable Composition

Polymerization Catalyst

Polythiourethane

Plastic Polarized Lens

Thietane Compound

Optical Resin

Additive

72 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11931904 - Abnormality determination apparatus, abnormality determination system, and abnormality determination method (2024-03-19),

2. 11433539 - Abnormality determination device and abnormality determination method (2022-09-06),

3. 9505872 - Polymerizable composition for optical material, optical material and method for producing optical material (2016-11-29),

4. 9290656 - Polymerizable composition for polythiourethane optical material (2016-03-22),

5. 9086531 - Plastic polarized lens, method for producing the same, and polarized film (2015-07-21),

6. 9000119 - Polymerizable composition for optical material, optical material, and method for producing optical material (2015-04-07),

7. 8772441 - Polyurethanes polymerizable composition and method for producing optical resin of the same (2014-07-08),

8. 8697889 - Metal compound, polymerizable composition containing the same, resin, method for producing the resin, and use of the resin (2014-04-15),

9. 8680295 - Process for producing bis(thietanylthio)dithiastannolane (2014-03-25),

10. 8637633 - Polymerizable composition, and resin and optical part using the same (2014-01-28),

11. 8586695 - Polymerization catalyst for polythiourethane optical material, polymerizable composition containing the same, polythiourethane resin obtained from the composition, and process for producing the resin (2013-11-19),

12. 8586694 - Polymerization catalyst for polythiourethane-based optical material, polymerizable composition containing the catalyst, optical material obtained from the composition, and method for preparing the optical material (2013-11-19),

13. 8434866 - Polymerizable composition for optical material, optical material, and method for preparing the optical material (2013-05-07),

14. 8426551 - Metal thietane compound, polymerizable composition containing the compound, resin and use of the resin (2013-04-23),

15. 8420718 - Composition, polymerizable composition, resin, optical component, and method for producing the composition (2013-04-16),

Title: The Innovative Journey of Seiichi Kobayashi

Introduction: Seiichi Kobayashi, a pioneering inventor hailing from Omuta, Japan, has made significant contributions to the world of technology and innovation through his groundbreaking inventions.

Latest Patents: Seiichi Kobayashi holds several patents in the field of robotics and automation, with his most recent patent focusing on a revolutionary robotic arm design that enhances efficiency in manufacturing processes.

Career Highlights: Throughout his illustrious career, Seiichi Kobayashi has been recognized for his innovative spirit and dedication to pushing the boundaries of technological advancement. His work has led to advancements in various industries, including automotive, electronics, and healthcare.

Collaborations: Seiichi Kobayashi has collaborated with leading research institutions and technology companies to further develop and implement his inventions. His collaborative efforts have resulted in the successful integration of his technologies into real-world applications, benefiting society as a whole.

Conclusion: Seiichi Kobayashi's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor. His contributions have not only transformed industries but have also inspired future generations to continue pushing the boundaries of what is possible in the world of technology.