logo

For the Inventor, By the Inventor

Yokosuka, Japan

Hiroyuki Kawai

This inventor holds 19 USPTO granted patents, primarily in Wireless Communication. Top assignees: Ntt Docomo, Inc., Fujitsu Corporation, Nec Corporation. Active years: 1996-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Kawai. Retrieved from https://idiyas.com/inventor/hiroyuki-kawai-775ej37d

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

Calculating rank
USPTO Granted Patents = 19

% Patents Active = 47.4

Average Co-Inventor Count = 3.5

ph-index = 6

Forward Citations = 267(Granted Patents)


Location History:

  • Kawasaki, JP (1996 - 2008)
  • Yokosuka-shi, JP (2011)
  • Yokosuka, JP (2007 - 2014)

Company Filing History:

goldMedal11 out of 4,953 
 
Ntt Docomo, Inc.
 patents
silverMedal9 out of 39,378 
 
Fujitsu Corporation
 patents
bronzeMedal1 out of 36,735 
 
Nec Corporation
 patents
where one patent can have more than one assignee

Years Active: 1996-2014

Loading Chart...
Areas of Expertise:
Base Station Apparatus
User Equipment
Precoding Method
MIMO Multiplexing
Signal Separation
Channel Estimation
Packet Transmission
Mobile Communication
Wireless Receiver
Electronic Device
Image Forming Apparatus
Portable Terminal
19 patents (USPTO):Explore Patents
1. 8725186 - Base station apparatus, user equipment and precoding method (2014-05-13),
2. 8560001 - Base station apparatus, user equipment terminal, and communication control method (2013-10-15),
3. 8391128 - Mobile communication system, receiver and method (2013-03-05),
4. 7936838 - Wireless communication system, receiving apparatus, modulating method for use therein, and program therefor (2011-05-03),
5. 7864897 - MIMO multiplexing communication system and a signal separation method (2011-01-04),
6. 7844003 - Signal separating device and signal separating method (2010-11-30),
7. 7672408 - Signal separation device and signal separation method (2010-03-02),
8. 7583739 - Channel estimation device, channel estimation method, and wireless receiver (2009-09-01),
9. 7433965 - Packet transmission system, packet transmission method, packet transmission device, home agent, mobile terminal, and access router (2008-10-07),
10. 7364110 - Cable apparatus (2008-04-29),
11. 7272361 - Method and device for transmitting burst signal in mobile communication system, information distribution method, and information distribution controller (2007-09-18),
12. 7190967 - Radio communication system, communication terminal, and method for transmitting burst signals (2007-03-13),
13. 7125258 - Card-type terminal (2006-10-24),
14. 6922212 - Portable electronic device having a rotatable camera (2005-07-26),
15. 6088556 - Image forming apparatus having a toner cartridge (2000-07-11),

Title: Hiroyuki Kawai: Pioneering Inventor from Yokosuka

Introduction: Hiroyuki Kawai is a renowned inventor hailing from Yokosuka, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kawai's latest patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to creating a more efficient and sustainable future.

Career Highlights: With a career spanning over two decades, Hiroyuki Kawai has worked with leading tech companies and research institutions, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Kawai has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of innovation and excellence in all his projects.

Conclusion: Hiroyuki Kawai's relentless pursuit of innovation and his passion for pushing the boundaries of what is possible make him a true visionary in the world of technology and invention.

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…