Jun Niijima

USPTO Granted Patents = 24 (Patent Applications = 1)

CIPO Patents = 1 (Patent Applications = 4)

EPO Patents = 6 (Patent Applications = 7)

Average Co-Inventor Count = 6.5

ph-index = 7

Forward Citations = 133(Granted Patents)

Location History:

Ibaraki, JP (1993 - 2011)
Tsukuba, JP (2007 - 2013)
Kamisu, JP (2023)

Company Filing History:

12 out of 677

Eisai Company, Limited

patents

12 out of 527

Eisai R&d Management Co., Ltd.

where one patent can have more than one assignee

Years Active: 1993-2023

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24 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 11691990 - Salts of compounds and crystals thereof (2023-07-04),

2. 8530654 - Crystals, amorphous substances or salts of methyl N-[3-(6,7-dimethoxy-2-methylaminoquinazolin-4-yl) phenyl] terephthalamic acid (2013-09-10),

3. 8492543 - Method for producing quinazoline derivative (2013-07-23),

4. 8410277 - Method for manufacturing heterocycle substituted pyridine derivatives (2013-04-02),

5. 8058444 - Heterocycle-substituted pyridine derivative's salt or crystal thereof (2011-11-15),

6. 7893068 - Physiologically active substances (2011-02-22),

7. 7884128 - Process for total synthesis of pladienolide B and pladienolide D (2011-02-08),

8. 7816401 - Process for total synthesis of pladienolide B and pladienolide D (2010-10-19),

9. 7803949 - Process for preparation of water-soluble azole prodrugs (2010-09-28),

10. 7667052 - Bioactive substance (2010-02-23),

11. 7619100 - Physiologically active substances (2009-11-17),

12. 7550503 - Physiologically active substances (2009-06-23),

13. 7256178 - Physiologically active substances (2007-08-14),

14. 7026352 - Physiologically active substances (2006-04-11),

15. 5952335 - Fused polycyclic heterocycle derivatives (1999-09-14),

Title: Jun Niijima: Innovator in Pharmaceutical Patents

Introduction

Jun Niijima, a notable inventor based in Tsukuba, Japan, has made significant contributions to the pharmaceutical field, holding an impressive portfolio of 24 patents. His work primarily focuses on the development of new compounds that have the potential to benefit various therapeutic applications.

Latest Patents

Among Jun Niijima's latest patents, one notable invention relates to salts of compounds and crystals thereof, specifically targeting the creation of ammonium and sodium salts of a complex compound identified as (1R,3R,15E,28R,29R,30R,31R,34R,36R,39S,41R)-29,41-Difluoro-34,39-bis(sulfanyl)-hexaoxa diphosphaoctacyclo[28.6.4.10.10000]dotetraconta-5,7,9,11,15,19,21,23,25-nonaene-34,39-dione. This invention demonstrates promise in its application as a drug substance within pharmaceuticals. Another significant patent involves crystals, amorphous substances, salts, and hydrates of methyl N-[3-(6,7-dimethoxy-2-methylaminoquinazolin-4-yl)phenyl] terephthalamic acid, which exhibits PDE4 inhibitory action and is aimed at treating allergic diseases such as atopic dermatitis.

Career Highlights

Jun Niijima has had a distinguished career with notable companies, including Eisai Company, Limited and Eisai R&D Management Co., Ltd. His expertise and innovative developments have played a key role in advancing pharmaceutical research and the development of new treatments.

Collaborations

Throughout his career, Jun has collaborated with esteemed colleagues such as Yoshihiko Kotake and Hiroshi Yoshino, further enriching the research environment and adding depth to the innovative projects they have undertaken together.

Conclusion

Jun Niijima stands out as a pioneering inventor in the pharmaceutical industry, contributing valuable patents that hold the potential to improve healthcare outcomes. His ongoing efforts in the field of pharmaceutical research exemplify the spirit of innovation and dedication to advancing medical science.

This text is generated by artificial intelligence and may not be accurate.