Motoko Iijima

This inventor holds 16 USPTO granted patents, primarily in Optical Coatings. Top assignees: Nissan Chemical Industries Limited, Hoya Corporation. Active years: 1996-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Motoko Iijima. Retrieved from https://idiyas.com/inventor/motoko-iijima

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

Calculating rank

USPTO Granted Patents = 16

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 6

Forward Citations = 128(Granted Patents)

Location History:

Funabashi, JP (1996 - 2002)
Chiba, JP (2000 - 2007)

Company Filing History:

15 out of 1,235

Nissan Chemical Industries Limited

Years Active: 1996-2007

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Areas of Expertise:

Optical Element

Coating Composition

Metal Oxide

Stannic Oxide

Zirconium Oxide

Electro-Conductive Particle

Hydrated Zinc Stannate

Sodium Magnesium Fluoride

Composite Sol

Polyphosphoric Acid

Triazine Derivative

Fine Powder

16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7208229 - Modified metal oxide sol, coating compositions and optical element (2007-04-24),

2. 6626987 - Modified metal oxide sol, coating composition and optical element (2003-09-30),

3. 6355694 - Modified stannic oxide—zirconium oxide complex sol and preparation method thereof (2002-03-12),

4. 6306513 - Optical element having cured film (2001-10-23),

5. 6296943 - Method for producing composite sol, coating composition, and optical element (2001-10-02),

6. 6136973 - Melamine-melam-melem salt of a polyphosphoric acid and process for its (2000-10-24),

7. 6121445 - 1,3,5-triazine derivative salts of polyacids comprising phosphorus, (2000-09-19),

8. 6040372 - Hydrated zinc stannate sols, coating compositions and optical elements (2000-03-21),

9. 6001164 - Hydrated zinc stannate sols, coating compositions and optical elements (1999-12-14),

10. 5891565 - Sol and fine powder of sodium magnesium fluoride and processes for their (1999-04-06),

11. 5891362 - Hydrated zinc stannate sols, coating compositions and optical elements (1999-04-06),

12. 5861112 - Electro-conductive oxide particle and processes for its production (1999-01-19),

13. 5756009 - Process for the production of an electro-conductive oxide particle (1998-05-26),

14. 5667725 - Sol and fine powder of sodium magnesium fluoride and processes for their (1997-09-16),

15. 5582909 - Electro-conductive oxide particle and processes for its production (1996-12-10),

Title: The Innovative Journey of Motoko Iijima

Introduction

Motoko Iijima, an accomplished inventor based in Funabashi, Japan, has made significant contributions to the field of materials science and engineering. With a remarkable portfolio of 16 patents, she stands out as a pioneer in developing advanced materials that have broad applications across various industries.

Latest Patents

Among her latest innovations, Iijima has developed a stable modified metal oxide sol, which features a unique coating composition and optical elements. This innovative sol comprises 2 to 50 wt% of particles, including colloidal particles of a metal oxide with primary particle diameters ranging from 2 to 60 nm. The coating material consists of colloidal particles of an acidic oxide that are coated on the surface of the metal oxide particles. The primary particle diameters of this coating range from 2 to 100 nm. This cutting-edge development promises to enhance the performance and stability of various optical applications.

Career Highlights

Motoko Iijima has had a prosperous career, having worked for leading companies such as Nissan Chemical Industries Limited and Hoya Corporation. Her experience in these prestigious organizations has allowed her to refine her expertise in developing innovative materials and technologies. Throughout her career, Iijima's work has consistently pushed the boundaries of what is possible in her field, leading to various patented inventions.

Collaborations

Throughout her journey as an inventor, Iijima has collaborated with talented individuals, including her coworkers Keitaro Suzuki and Yoshinari Koyama. These partnerships have fostered creativity and innovation, resulting in advancements that have the potential to impact numerous industries globally.

Conclusion

Motoko Iijima's journey as an inventor in Funabashi, Japan, showcases her dedication to innovation and excellence in materials science. With a strong portfolio of patents and collaborations that amplify her impact, Iijima continues to inspire the next generation of inventors and researchers. Her groundbreaking work not only demonstrates her remarkable capabilities but also contributes to the advancement of technology and material applications worldwide.

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]