Norimasa Iwasaki

This inventor holds 8 USPTO granted patents and 4 published patent applications, plus 2 CIPO patents and 6 EPO patents. Top assignees: Hokkaido University, Mochida Pharmaceutical Co., Ltd.. Active years: 2013-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Norimasa Iwasaki. Retrieved from https://idiyas.com/inventor/norimasa-iwasaki

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

USPTO Granted Patents = 8 (Patent Applications = 4)

% Patents Active = 75.0

CIPO Patents = 2 (Patent Applications = 2)

EPO Patents = 6 (Patent Applications = 7)

Average Co-Inventor Count = 6.3

ph-index = 2

Forward Citations = 8(Granted Patents)

Company Filing History:

Mochida Pharmaceutical Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 2013-2025

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12491208 - Combination and method for treating subject using alginate (2025-12-09),

2. 12478636 - Composition for treating intervertebral disc (2025-11-25),

3. 12349886 - Retractor (2025-07-08),

4. 11426425 - Composition for treating fibrocartilage tissue damage (2022-08-30),

5. 9821027 - Method for regenerating cartilage comprising applying a monovalent metal salt of alginic acid and SDF-1 (2017-11-21),

6. 9216201 - Method for regenerating hyaline cartilage (2015-12-22),

7. 8372394 - Compositions and methods for treating cartilage disease (2013-02-12),

8. 8367637 - Composition for treating arthritic disorder (2013-02-05),

Title: Norimasa Iwasaki: Innovator in Medical Technology

Introduction

Norimasa Iwasaki is a prominent inventor based in Hokkaido, Japan. He has made significant contributions to the field of medical technology, particularly in the development of innovative devices and compositions for treating injuries.

Latest Patents

Iwasaki holds a total of six patents, showcasing his inventive prowess. His latest patents include a retractor designed to create a joint cavity internal space for endoscopic procedures. This retractor features first arm portions and a second arm portion that work together to provide a clear field of view while treating a wound area. Additionally, he has developed a composition aimed at treating fibrocartilaginous tissue damage. This composition includes a monovalent metal salt of alginic acid, which is intended for application to injured fibrocartilaginous tissue.

Career Highlights

Throughout his career, Iwasaki has worked with notable organizations, including Mochida Pharmaceutical Co., Ltd. and Hokkaido University. His work in these institutions has allowed him to advance his research and contribute to the medical field significantly.

Collaborations

Iwasaki has collaborated with esteemed colleagues such as Akio Minami and Nobuo Ohzawa. These partnerships have further enriched his research and development efforts.

Conclusion

Norimasa Iwasaki's innovative contributions to medical technology highlight his dedication to improving treatment methods for injuries. His patents and collaborations reflect a commitment to advancing healthcare solutions.

Profile summary based on public USPTO records.