IDiyas

For the Inventor, By the Inventor

Ibaraki, Japan

Hiroki Ishihara

USPTO Granted Patents = 13

Average Co-Inventor Count = 9.1

ph-index = 7

Forward Citations = 229(Granted Patents)


Company Filing History:

goldMedal13 out of 677 
 
Eisai Company, Limited
 patents

Years Active: 1994-2004

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13 patents (USPTO):Explore Patents
1. 6784192 - Piperidine compound and pharmaceutical composition thereof (2004-08-31),
2. 6699870 - Phthalazine compounds and therapeutic agents for erectile dysfunction (2004-03-02),
3. 6498159 - Phthalazine derivatives and remedies for erectile dysfunction (2002-12-24),
4. 6288064 - Remedy for erection failure comprising fused pyridazine compound (2001-09-11),
5. 6218392 - Fused pyridazine compounds (2001-04-17),
6. 5849741 - Fused pyridazine compounds (1998-12-15),
7. 5716993 - Anthranilic acid derivatives (1998-02-10),
8. 5707998 - Nitrogen-containing fused-heterocycle compounds (1998-01-13),
9. 5614627 - Quinazoline compounds (1997-03-25),
10. 5506238 - Biphenylmethane derivative and pharmacological use (1996-04-09),
11. 5444083 - Pyrrolidine compound and pharmaceutical use (1995-08-22),
12. 5328911 - Biphenylmethane derivative and pharmacological use (1994-07-12),
13. 5298518 - Biphenylmethane derivative and pharmacological use (1994-03-29),

Title: Hiroki Ishihara: Innovator in Pharmaceutical Chemistry

Introduction

Hiroki Ishihara is a prominent inventor based in Ibaraki, Japan. He has made significant contributions to the field of pharmaceutical chemistry, holding a total of 13 patents. His work focuses on developing innovative compounds that address various medical conditions.

Latest Patents

Among his latest patents are the "Piperidine compound and pharmaceutical composition thereof" and "Phthalazine compounds and therapeutic agents for erectile dysfunction." These inventions showcase his expertise in creating effective therapeutic solutions.

Career Highlights

Hiroki Ishihara is currently employed at Eisai Company, Limited, a leading pharmaceutical company known for its commitment to improving healthcare. His role at Eisai allows him to further his research and development efforts in the pharmaceutical industry.

Collaborations

Hiroki has collaborated with notable colleagues, including Nobuhisa Watanabe and Hideyuki Adachi. These partnerships have contributed to the advancement of his research and the successful development of new therapeutic agents.

Conclusion

Hiroki Ishihara's innovative work in pharmaceutical chemistry and his impressive portfolio of patents highlight his dedication to improving medical treatments. His contributions continue to make a significant impact in the field.

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