Tatsuya Niimi

This inventor holds 69 USPTO granted patents and 20 published patent applications and 17 EPO patents, primarily in 3D Printing Technology (CPC class C07D). Top assignees: Ricoh Company, Ltd., Takeda Pharmaceutical Company Limited, Astellas Pharma Gmbh. Active years: 1996-2024.

USPTO Granted Patents = 69 (Patent Applications = 20)

% Patents Active = 71.0

EPO Patents = 17 (Patent Applications = 23)

Average Co-Inventor Count = 2.6

ph-index = 14

Forward Citations = 639(Granted Patents)

Forward Citations (Not Self Cited) = 482(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Shizuoka, JP (1998 - 2009)
Shizuoka-ken, JP (2001 - 2010)
Numazu, JP (1996 - 2012)
Tokyo, JP (2008 - 2019)
Kanagawa, JP (2019 - 2024)

Company Filing History:

Takeda Pharmaceutical Company Limited

National University Corporation Tokai National Higher Education and Research System

patents

where one patent can have more than one assignee

Years Active: 1996-2024

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Areas of Expertise:

3D Printing

Hydrogel Structures

Electrophotographic Technology

Solid Freeform Fabrication

Ultrasonic Inspection

Image Forming Apparatus

Active Energy Rays

Neutron Beam Adjustment

Dihydroxy Compounds

Manufacturing Methods

Medical Models

Photoconductor

69 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11904058 - Hydrogel object and method of manufacturing hydrogel object (2024-02-20),

2. 11639400 - Active energy ray curable liquid, method of manufacturing fabrication object, resin fabrication object, and gel fabrication object (2023-05-02),

3. 11597139 - Solid freeform fabrication object, method of manufacturing solid freeform fabrication object, liquid set for solid freeform fabrication, and device for manufacturing solid freeform fabrication object (2023-03-07),

4. 11541594 - Ultrasonic propagation member and method for producing same (2023-01-03),

5. 11517769 - Neutron beam transmission adjusting device comprising a neutron beam transmission unit including a neutron reactant, method for producing neutron beam transmission adjusting device, and neutron beam adjusting method (2022-12-06),

6. 11076839 - Ultrasonic inspection phantom and method of manufacturing same (2021-08-03),

7. 11008437 - Material set for forming three-dimensional object, three-dimensional object producing method, and three-dimensional object producing apparatus (2021-05-18),

8. 10950143 - Hydrogel structure, blood vessel, internal organ model, practice tool for medical procedure, and method of manufacturing the hydrogel structure (2021-03-16),

9. 10882245 - Method of manufacturing three-dimensional object, liquid set for manufacturing three-dimensional object, device for manufacturing three-dimensional object, and gel object (2021-01-05),

10. 10854113 - Solid freeform fabrication object, internal organ model, and method of manufacturing the same (2020-12-01),

11. 10589125 - Bolus and method for producing same (2020-03-17),

12. 10584194 - Active energy ray curable liquid composition, method for manufacturing three-dimensional objects, and apparatus for manufacturing three-dimensional objects (2020-03-10),

13. 10442181 - Hydrogel object and method of manufacturing hydrogel object (2019-10-15),

14. 10391755 - Solid freeform fabrication material set, method of fabricating solid freeform object, method of fabricating dental prosthesis, and device for fabricating solid freeform object (2019-08-27),

15. 10202399 - Dihydroxy aromatic heterocyclic compound (2019-02-12),

Title: Tatsuya Niimi: Pioneering Innovations in Numazu

Introduction:

Tatsuya Niimi, a prolific inventor hailing from Numazu, Japan, has made significant contributions to the world of patents with an impressive portfolio of 69 patents to his name. His groundbreaking work in areas such as hydrogel objects and active energy ray curable liquids has solidified his reputation as a visionary in the field of invention.

Latest Patents:

Among his latest patents is the innovative "Hydrogel object and method of manufacturing hydrogel object," which showcases Niimi's ingenuity in creating a hydrogel object with minimal mass loss over time. Additionally, his patent for the "Active energy ray curable liquid" demonstrates his expertise in developing advanced materials for various fabrication objects.

Career Highlights:

Throughout his career, Tatsuya Niimi has held notable positions at renowned companies such as Ricoh Company, Ltd. and Takeda Pharmaceutical Company Limited. His experience and expertise have been integral to the success of these organizations, where he has spearheaded numerous groundbreaking projects.

Collaborations:

Niimi's collaborative spirit is reflected in his partnerships with esteemed colleagues such as Nozomu Tamoto and Tetsuro Suzuki. Together, they have worked on pioneering initiatives that have pushed the boundaries of innovation and paved the way for future advancements in the field.

Conclusion:

In conclusion, Tatsuya Niimi stands as a trailblazing inventor whose passion for creating transformative solutions has left an indelible mark on the world of patents. His inventive prowess, coupled with his collaborative efforts and extensive career highlights, underscores his status as a visionary in the realm of innovation.