Hisao Tajima

This inventor holds 17 USPTO granted patents, primarily in Pharmaceutical Compounds. Top assignee: Ono Pharmaceutical Co., Ltd.. Active years: 1996-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisao Tajima. Retrieved from https://idiyas.com/inventor/hisao-tajima-4z7b7ch9

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

Calculating rank

USPTO Granted Patents = 17

% Patents Active = 47.1

Average Co-Inventor Count = 2.7

ph-index = 5

Forward Citations = 76(Granted Patents)

Location History:

Osaka, JP (1996 - 2007)
Mishima-gun, JP (2005 - 2009)

Company Filing History:

17 out of 575

Ono Pharmaceutical Co., Ltd.

patents

Years Active: 1996-2009

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Areas of Expertise:

Prostaglandin Receptor EP1

Carboxylic Acid Derivatives

Phenylacetic Acid

Dihydronaphthalene Derivative

Tetrahydroquinoline Derivative

Polypeptide P140

Plasmid DNA

Active Ingredients

Pharmaceutical Composition

Reporter Gene DNA

17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7608411 - Prostaglandin receptor EP1 (2009-10-27),

2. 7560475 - Phenylacetic acid derivative, process for producing the same, and use (2009-07-14),

3. 7323456 - Carboxylic acid derivatives compounds and agents comprising the compounds as active ingredient (2008-01-29),

4. 7241784 - Carboxylic acid derivative and a pharmaceutical composition containing the derivative as active ingredient (2007-07-10),

5. 7220864 - Dihydronaphthalene derivative compounds and agent comprising the derivative as active ingredient (2007-05-22),

6. 7211591 - Carboxylic acid derivative and a pharmaceutical composition containing the derivative as active ingredient (2007-05-01),

7. 7037914 - Carboxylic acid derivative and a pharmaceutical composition containing the derivative as active ingredient (2006-05-02),

8. 6924295 - Tetrahydroquinoline derivative compound and drug containing the compound as active ingredient (2005-08-02),

9. 6855543 - Plasmid DNA containing reporter gene DNA and use of the same (2005-02-15),

10. 6821994 - Carboxylic acid derivative and a pharmaceutical composition containing the derivative as active ingredient (2004-11-23),

11. 6664281 - Carboxylic acid derivatives and drugs containing the same as the active ingredient (2003-12-16),

12. 6589969 - Carboxylic acid derivatives and drugs containing the same as the active ingredient (2003-07-08),

13. 6506757 - Carboxylic acid derivatives and drugs containing the same as the active ingredient (2003-01-14),

14. 6432913 - Polypeptide of protein p140 and DNAs encoding it (2002-08-13),

15. 6303320 - Polypeptide of protein P140 and DNAs encoding it (2001-10-16),

Title: Hisao Tajima: Innovator in Pharmaceutical Science

Introduction

Hisao Tajima is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of pharmaceutical science, particularly in the development of novel compounds and therapeutic agents. With a total of 17 patents to his name, Tajima's work has had a profound impact on medical research and treatment options.

Latest Patents

His latest patents include groundbreaking innovations such as the Prostaglandin receptor EP1. This invention encompasses a novel polypeptide prostaglandin E receptor, a cDNA encoding the polypeptide, and a replication or expression vector carrying the DNA. Additionally, it involves a host cell transformed with the vector, methods for producing the polypeptide, and monoclonal or polyclonal antibodies against the polypeptide. The pharmaceutical composition derived from this invention is designed to treat diseases caused by the overproduction of PGE, including pain, fever, and pollakiuria. Another significant patent involves a phenylacetic acid derivative, which is characterized by low toxicity and is safe for use as a pharmaceutical agent. This compound has PPAR δ agonistic activity, making it useful for treating glucose-lipid metabolic disorders, hypertension, and circulatory diseases.

Career Highlights

Hisao Tajima is currently associated with Ono Pharmaceutical Co., Ltd., where he continues to innovate and contribute to the pharmaceutical industry. His work has been instrumental in advancing therapeutic options and improving patient outcomes.

Collaborations

Tajima has collaborated with notable colleagues such as Yoshisuke Nakayama and Daikichi Fukushima. These partnerships have fostered a collaborative environment that enhances research and development efforts.

Conclusion

Hisao Tajima's contributions to pharmaceutical science through his numerous patents highlight his role as a leading inventor in the field. His innovative work continues to pave the way for new treatments and advancements in medical research.

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]