Shigeo Imai

This inventor holds 19 USPTO granted patents, plus 4 CIPO patents and 2 EPO patents, primarily in Nonwoven Fabric Technology. Top assignees: Unicharm Corporation, Inax Corporation. Active years: 1985-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeo Imai. Retrieved from https://idiyas.com/inventor/shigeo-imai

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

USPTO Granted Patents = 19

% Patents Active = 78.9

CIPO Patents = 4

EPO Patents = 2 (Patent Applications = 1)

Average Co-Inventor Count = 3.1

ph-index = 12

Forward Citations = 1,103(Granted Patents)

Location History:

Ehime, JP (1985 - 1986)
Iyomishima, JP (1993)
Kawanoe, JP (1987 - 1995)
Kagawa-ken, JP (2002 - 2003)
Kagawa, JP (2002 - 2006)
Aichi, JP (2009)
Kanonji, JP (2023)

Company Filing History:

Years Active: 1985-2023

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Areas of Expertise:

Nonwoven Fabric

Recycled Material

Absorbent Articles

Manufacturing Process

Silicone Coating

Disposable Undergarment

Apertured Fabric

Composite Fabric

Water-Decomposable

Cleanliness Evaluation

Back Sheet

Fibre-Implanted

19 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11802373 - Method for evaluating degree of cleanliness of recycled material, method for manufacturing recycled material, and method for manufacturing recycled pulp fiber (2023-10-31),

2. 7488442 - Glass layered ceramic product (2009-02-10),

3. 7034199 - Absorbent article with back sheet, and method for manufacturing the back sheet (2006-04-25),

4. 6616787 - Water-decomposable absorbent article and method for producing it (2003-09-09),

5. 6589659 - Sheet coated with silicone compounds highly effective in preventing adhesion of stains and process for preparing the same (2003-07-08),

6. 6589632 - Liquid-impervious backsheet for body fluids disposal article (2003-07-08),

7. 6531204 - Absorbent article with back sheet, and method for manufacturing the back sheet (2003-03-11),

8. 6489533 - Water-decomposable absorbent article and method for producing it (2002-12-03),

9. 6485478 - Disposable undergarment (2002-11-26),

10. 5414914 - Process for producing apertured nonwoven fabric (1995-05-16),

11. 5301401 - Process and apparatus for producing nonwoven fabric (1994-04-12),

12. 5246432 - Disposable absorbent articles (1993-09-21),

13. 4883709 - Composite non-woven fabric and process for preparing such non-woven (1989-11-28),

14. 4868958 - Backing drum (1989-09-26),

15. 4840829 - Nonwoven fabric patterned with apertures (1989-06-20),

Title: The Innovative Mind of Shigeo Imai

Introduction: Shigeo Imai, a distinguished inventor hailing from Kagawa, Japan, is renowned for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Shigeo Imai's recent patents focus on advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to pushing the boundaries of technological development.

Career Highlights: With a career spanning over three decades, Shigeo Imai has held key positions in leading tech companies, where he spearheaded research projects that have resulted in numerous patented inventions that have revolutionized various industries.

Collaborations: Throughout his career, Shigeo Imai has collaborated with top researchers, engineers, and scientists from around the world, fostering a culture of innovation and knowledge-sharing that has led to the development of cutting-edge technologies.

Conclusion: Shigeo Imai's relentless pursuit of innovation and his passion for creating solutions to complex technological challenges have solidified his reputation as a visionary inventor whose work continues to inspire future generations of innovators.

Profile summary based on public USPTO records.