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For the Inventor, By the Inventor

Kawasaki, Japan

Hiroshi Yamakawa

This inventor holds 27 USPTO granted patents and 2 published patent applications and 7 EPO patents, primarily in Glass Technology. Top assignees: Fujitsu Corporation, Hitachi, Ltd., Asahi Glass Company, Limited. Active years: 1976-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Yamakawa. Retrieved from https://idiyas.com/inventor/hiroshi-yamakawa

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

USPTO Granted Patents = 27 

% Patents Active = 66.7

 

Average Co-Inventor Count = 3.6

ph-index = 8

Forward Citations = 291(Granted Patents)


Location History:

  • Tokyo, JA (1976)
  • Aikawa-machi, JP (2001)
  • Kanagawa, JP (2002)
  • Flueurus, BE (2008)
  • Yokohama, JP (2006 - 2013)
  • Kawasaki, JP (1995 - 2015)
  • Tokyo, JP (1999 - 2019)
  • Chiyoda-ku, JP (2013 - 2019)

Company Filing History:

goldMedal8 out of 39,374 
 
Fujitsu Corporation
 patents
silverMedal8 out of 42,731 
 
Hitachi, Ltd.
 patents
bronzeMedal5 out of 2,560 
 
Asahi Glass Company, Limited
 patents
4. 3 out of 1,150 
 
Agc Inc.
 patents
5. 2 out of 228 
 
Hitachi Software Engineering Company, Ltd.
 patents
6. 2 out of 2,903 
 
Seiko Instruments Inc
 patents
7. 1 out of 1,678 
 
Mitutoyo Corporation
 patents
where one patent can have more than one assignee

Years Active: 1976-2025

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Areas of Expertise:
Glass Article
Laminated Glass
Vehicle Window
Data Migration
Container Management
Vibration Sensor
Annealing Glass
Bending Method
Database Management
Gene Interaction
Plastic Deformation
Adaptive Control
27 patents (USPTO):Explore Patents
1. 12441656 - Glass article (2025-10-14),
2. 12420618 - Glass for vehicles, frame member, and manufacturing method for glass for vehicles (2025-09-23),
3. 10514947 - Container management apparatus, container management method, and nonvolatile recording medium (2019-12-24),
4. 10259294 - Laminated glass and vehicle window (2019-04-16),
5. 9140822 - Long-period vibration sensor and method for correcting output value of the long-period vibration sensor (2015-09-22),
6. 8607589 - Method and apparatus for annealing glass plate (2013-12-17),
7. 8555106 - Data migration management apparatus and information processing system (2013-10-08),
8. 8418502 - Heating apparatus for glass-sheet-forming and a bending method for a glass sheet (2013-04-16),
9. 8205112 - Data migration management apparatus and information processing system (2012-06-19),
10. 8117167 - Method and data processing system with data replication (2012-02-14),
11. 7991700 - Entrustee information transmitting apparatus, entrustee information transmitting method and computer readable medium having a program implementing same (2011-08-02),
12. 7930156 - Method and apparatus for supporting analysis of gene interaction network, and computer product (2011-04-19),
13. 7702865 - Storage system and data migration method (2010-04-20),
14. 7502902 - Storage system and data movement method (2009-03-10),
15. 7487162 - Method and data processing system with data replication (2009-02-03),

Title: Innovations and Contributions of Hiroshi Yamakawa

Introduction

Hiroshi Yamakawa, based in Kawasaki, Japan, is a notable inventor with a portfolio of 23 patents. His contributions encompass various fields, particularly focusing on container management technologies and laminated glass designs for vehicle windows.

Latest Patents

Among his latest patents are a container management apparatus and method, along with a nonvolatile recording medium. This innovation features a host computer equipped to manage containers via a processor. The processor can duplicate a second container from a first container's image, efficiently configuring shared hardware resources. Additionally, a patent for laminated glass outlines a design including a first and a second glass plate, along with an intermediate film, aimed at enhancing vehicle window safety and performance.

Career Highlights

Hiroshi has made significant strides in his career, having worked with prominent firms such as Hitachi, Ltd. and Fujitsu Corporation. His expertise in technology and innovation has enabled him to contribute meaningfully to the field of technology.

Collaborations

Throughout his career, Hiroshi collaborated with skilled professionals including Toshimi Yajima and Kota Yamaguchi. These partnerships have played a vital role in advancing his research and development projects, thereby enhancing his contributions to innovation.

Conclusion

Hiroshi Yamakawa's impressive array of patents and professional experiences highlight his impact on technology and innovation. With ongoing contributions to container management and vehicle safety, he continues to be a pivotal figure in the world of inventions.

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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