logo

For the Inventor, By the Inventor

Suita, Japan

Katsumi Iga

This inventor holds 18 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Takeda Chemical Industries, Inc., Hisamitsu Pharmaceutical Company, Inc., Advance Co., Ltd.. Active years: 1989-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumi Iga. Retrieved from https://idiyas.com/inventor/katsumi-iga

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

USPTO Granted Patents = 18 

% Patents Active = 94.4


Average Co-Inventor Count = 3.2

ph-index = 13

Forward Citations = 621(Granted Patents)


Location History:

  • Osaka, JP (2001)
  • Suita, JP (1989 - 2008)

Company Filing History:

goldMedal12 out of 1,858 
 
Takeda Chemical Industries, Inc.
 patents
silverMedal5 out of 379 
 
Hisamitsu Pharmaceutical Company, Inc.
 patents
bronzeMedal2 out of 11 
 
Advance Co., Ltd.
 patents
4. 2 out of 44 
 
Teikoku Hormone Mfg. Co., Ltd.
 patents
5. 1 out of 1,226 
 
Takeda Pharmaceutical Company Limited
 patents
where one patent can have more than one assignee

Years Active: 1989-2008

Loading Chart...
Loading Chart...
18 patents (USPTO):Explore Patents
1. 7378108 - Percutaneous absorption preparation of compound having angiotensin II antagonistic activity (2008-05-27),
2. 6743432 - Interface for iontophoresis (2004-06-01),
3. 6526316 - Iontophoresis method (2003-02-25),
4. 6416503 - Matrix for iontophoreses (2002-07-09),
5. 6322550 - Method for transdermal administration of GP IIb/IIIa antagonist (2001-11-27),
6. 6248349 - Dissolution liquid for drug in iontophoresis (2001-06-19),
7. 5993848 - Dissolution liquid for drug in iontophoresis (1999-11-30),
8. 5837281 - Stabilized interface for iontophoresis (1998-11-17),
9. 5750100 - Sustained releasable parenteral pharmaceutical preparations and method (1998-05-12),
10. 5700481 - Transdermal drug delivery process (1997-12-23),
11. 5628993 - Sustained releasable parenteral pharmaceutical preparations and method (1997-05-13),
12. 5252336 - Liposome composition whose liposome membrane contains a polyoxyethylene (1993-10-12),
13. 5094854 - Liposome composition useful for hypertheria therapy (1992-03-10),
14. 5080904 - Liposome composition and its production (1992-01-14),
15. 5019394 - Liposome composition and its production (1991-05-28),

Title: A Journey Through Innovation: The Inventor Katsumi Iga

Introduction:

Katsumi Iga, a remarkable inventor hailing from Suita, Japan, has left an indelible mark on the world of inventions with his groundbreaking work. With a stellar track record of 18 patents to his name, his innovative spirit continues to inspire generations of inventors worldwide.

Latest Patents:

1. Percutaneous absorption preparation of compound having angiotensin II antagonistic activity: Katsumi Iga's invention provides a percutaneous absorption preparation allowing compounds with angiotensin II antagonistic activity to permeate the skin at a desirable rate for an extended period.

2. Interface for iontophoresis: Featuring a hydrophilic membrane with low protein adsorptivity, this invention enables the transdermal delivery of drugs like physiologically active peptides through iontophoresis.

Career Highlights:

Throughout his distinguished career, Katsumi Iga has made significant contributions to renowned companies such as Takeda Chemical Industries, Inc. and Hisamitsu Pharmaceutical Company, Inc. His innovative work and dedication have propelled advancements in pharmaceuticals and drug delivery systems.

Collaborations:

Katsumi Iga's collaborative efforts with colleagues such as Yasuaki Ogawa and Naoru Hamaguchi have further enriched the field of inventions. Together, they have worked tirelessly to push the boundaries of scientific research and technological innovation.

Conclusion:

In conclusion, Katsumi Iga emerges as a true visionary in the realm of inventions, leaving behind a legacy that continues to shape the future of innovation. His relentless pursuit of excellence and passion for discovery serve as guiding beacons for aspiring inventors and innovators worldwide.

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]
Loading…