Company Filing History:

5 out of 60

Tsumura Co., Ltd.

patents

4 out of 5

Tsumura Juntendo, Inc.

patents

Years Active: 1986-1993

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5234951 - Anti-ulcer agent comprising chalcone derivative (1993-08-10),

2. 5227398 - Benzodioxole derivatives and hepatopathy improvers comprising the same (1993-07-13),

3. 5106871 - Anti-ulcer agent comprising chalcone derivative as effective ingredient (1992-04-21),

4. 5032685 - Biphenyl derivative and production and use thereof (1991-07-16),

5. 4987240 - Novel biphenyl derivative and production and use thereof (1991-01-22),

6. 4962211 - Novel biphenyl derivative and production and use thereof (1990-10-09),

7. 4904694 - Biphenyl derivative useful in the treatment of liver diseases (1990-02-27),

8. 4618495 - Preparation for reducing cancer symptoms without treating cancer (1986-10-21),

9. 4613591 - Adminiculum for antitumor agents (1986-09-23),

Title: Shigefumi Takeda: Pioneering Innovations in Medical Chemistry

Introduction: Shigefumi Takeda is a notable inventor based in Tokyo, Japan, recognized for his significant contributions to medical chemistry. He holds a total of nine patents that highlight his innovative approach to developing effective treatments for various health conditions.

Latest Patents: One of Shigefumi Takeda's latest inventions is an anti-ulcer agent comprising a chalcone derivative. This particular patent involves a compound represented by a specific general formula, serving as the effective ingredient. The invention utilizes novel chalcone derivatives that showcase a range of functional groups. Another key patent of his includes hepatopathy improvers containing benzodioxole derivatives, which are also novel and demonstrate potential benefits in improving liver health.

Career Highlights: Throughout his career, Shigefumi Takeda has worked at reputable companies such as Tsumura & Co. and Tsumura Juntendo, Inc. His role in these organizations has allowed him to develop and refine his inventions, ultimately leading to an impressive portfolio of patents that contribute to medical advancements.

Collaborations: Takeda has collaborated with esteemed professionals in the field, including Kunio Hosaka and Hiroshi Mitsuhashi. These partnerships underscore the importance of teamwork in driving innovation and fostering advancements in medical research.

Conclusion: Shigefumi Takeda's work exemplifies the essence of innovation in medical chemistry. With his expertise and dedication, he continues to make a significant impact on the development of treatments that enhance patient health and well-being. His patents not only reflect his inventive spirit but also contribute to the broader field of pharmaceutical research.

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