Company Filing History:

10 out of 129

Dainippon Pharmaceutical Company, Limited

Dainippon Sumitomo Pharma Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1989-2011

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7906510 - Amide derivative and pharmaceutical composition containing the same (2011-03-15),

2. 7115412 - Process for the preparation of optically active 7-substituted-3-(2-aminopropyl)indole derivatives and intermediates therefor (2006-10-03),

3. 6696468 - (S)-4-AMINO-5-CHLORO-2-METHOXY-N-[1-[1-(2-TETRAHYDROFURYL-CARBONYL)-4-PIPERIDINYLMETHYL]-4-PIPERIDINYL]BENZAMIDE, PROCESS FOR THE PREPARATION THEREOF, PHARMACEUTICAL COMPOSITION CONTAINING THE SAME, AND INTERMEDIATE THEREFOR (2004-02-24),

4. 6458824 - Solid preparation (2002-10-01),

5. 6294555 - 1-[(1-Substituted-4-piperidinyl)methyl]-4-piperidine derivative, process for producing the same, medicinal compositions containing the same and intermediates of these compounds (2001-09-25),

6. 5945415 - (R)-5-bromo-N-(1-ethyl-4-methylhexahydr (1999-08-31),

7. 5932568 - 6-methoxy-1H-benzotriazole-5-carboxamide derivatives and pharmaceutical (1999-08-03),

8. 5817689 - Indole derivatives having a 2-phenyl-ethanolamino-substituted lower (1998-10-06),

9. 5166341 - 6-amino-1,4-hexahydro-1H-diazepine derivatives (1992-11-24),

10. 5017573 - Indazole-3-carboxylic acid derivatives (1991-05-21),

11. 4870074 - Substituted benzamide derivatives, for enhancing gastrointestinal (1989-09-26),

Title: Shiro Kato: Innovator in Pharmaceutical Chemistry

Introduction

Shiro Kato is a prominent inventor based in Sakai, Japan, known for his significant contributions to pharmaceutical chemistry. With a total of 11 patents to his name, Kato has made remarkable advancements in the field, particularly in the development of compounds that enhance digestive tract functions.

Latest Patents

Among his latest patents is a groundbreaking compound that exhibits a strong affinity for serotonin-4 receptors. This compound is useful as an enterokinesis-promoting agent or a digestive tract function-improving agent. Specifically, it is represented by a formula that includes a pharmaceutically acceptable salt. Another notable patent involves a process for preparing optically active 7-substituted-3-(2-aminopropyl)indole derivatives. This process utilizes a tryptophan-synthesizing enzyme from microorganisms to create corresponding 7-substituted L-tryptophan, which can undergo various chemical modifications.

Career Highlights

Shiro Kato has worked with several reputable companies throughout his career, including Dainippon Pharmaceutical Company, Limited and Mercian Corporation. His work in these organizations has allowed him to develop innovative solutions that address critical health issues.

Collaborations

Kato has collaborated with notable colleagues such as Naoyuki Yoshida and Hiroshi Harada, contributing to the advancement of pharmaceutical research and development.

Conclusion

Shiro Kato's contributions to pharmaceutical chemistry through his patents and collaborations highlight his role as a key innovator in the field. His work continues to impact the development of effective therapeutic agents.

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1 patent (EPO):

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