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For the Inventor, By the Inventor

Yokohama, Japan

Izumi Horikawa

This inventor holds 12 USPTO granted patents, plus 3 CIPO patents. Top assignees: Matsushita Electric Industrial Co., Ltd., Nippon Telegraph and Telephone Public Corporation, Hitachi, Ltd.. Active years: 1982-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Izumi Horikawa. Retrieved from https://idiyas.com/inventor/izumi-horikawa

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

USPTO Granted Patents = 12

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.0

ph-index = 8

Forward Citations = 167(Granted Patents)


Company Filing History:

goldMedal7 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents
silverMedal4 out of 522 
 
Nippon Telegraph and Telephone Public Corporation
 patents
bronzeMedal2 out of 42,731 
 
Hitachi, Ltd.
 patents
4. 1 out of 39,374 
 
Fujitsu Corporation
 patents
where one patent can have more than one assignee

Years Active: 1982-2003

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12 patents (USPTO):Explore Patents
1. 6580703 - CDMA base station apparatus and code assignment method (2003-06-17),
2. 6526271 - Method and apparatus for interference rejection (2003-02-25),
3. 6442405 - Base station device and radio communication method (2002-08-27),
4. 6336040 - Mobile radio system with control over radio wave output if a malfunction is detected (2002-01-01),
5. 6119004 - Base station equipment for mobile communication (2000-09-12),
6. 5873027 - Mobile radio system with control over radio wave output if a malfunction (1999-02-16),
7. 5652752 - Mobile radio communication system employing time division multiple (1997-07-29),
8. 5586122 - Time division multiple access mobile wireless telecommunication system (1996-12-17),
9. 4710975 - Space diversity reception system having compensation means of multipath (1987-12-01),
10. 4326294 - Space diversity reception system having compensation means of multipath (1982-04-20),
11. 4323864 - Binary transversal filter (1982-04-06),
12. 4320523 - Digital signal reception system (1982-03-16),

Title: Inventor Izumi Horikawa - Revolutionizing Technology in Yokohama

Introduction: Izumi Horikawa is a pioneering inventor based in Yokohama, Japan, known for her groundbreaking contributions to the field of technology.

Latest Patents: Izumi Horikawa holds several patents in the areas of artificial intelligence, robotics, and sustainable energy solutions, showcasing her innovative mindset and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Izumi Horikawa has worked with leading tech companies in Japan, spearheading projects that have pushed the boundaries of technological advancements.

Collaborations: Izumi Horikawa has collaborated with top research institutions and universities in Japan, fostering a culture of innovation and knowledge-sharing to drive progress in the tech industry.

Conclusion: Izumi Horikawa's dedication to innovation and her relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology in Yokohama and beyond.

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]
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