Tokyo, Japan

Hiroaki Ikeda

This inventor holds 127 USPTO granted patents and 5 published patent applications and 5 EPO patents, primarily in Semiconductor Devices (CPC class H01L25-0657). Top assignees: Elpida Memory, Inc., Ricoh Company, Ltd., Nec Corporation. Active years: 1983-2026.

USPTO Granted Patents = 127 

% Patents Active = 62.2

 

Average Co-Inventor Count = 2.3

ph-index = 18

Forward Citations = 1,350(Granted Patents)

Forward Citations (Not Self Cited) = 1,294(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kawasaki, JP (1994)
  • Tokyokawa, JP (2001)
  • Toyokawa, JP (2001 - 2006)
  • Kanagawa, JP (2006 - 2007)
  • Yokohama, JP (1997 - 2009)
  • Hachioji, JP (2009)
  • Itami, JP (2003 - 2010)
  • Chuo-ku, JP (2009 - 2014)
  • Osaka, JP (2002 - 2016)
  • Tokyo, JP (1983 - 2023)

Company Filing History:

goldMedal42 out of 1,458 
 
Elpida Memory, Inc.
 patents
silverMedal20 out of 28,925 
 
Ricoh Company, Ltd.
 patents
bronzeMedal14 out of 36,653 
 
Nec Corporation
 patents
4. 12 out of 92,842 
 
Canon Kabushiki Kaisha
 patents
5. 12 out of 2,816 
 
Minolta Company, Ltd.
 patents
6. 5 out of 2,565 
 
Hoya Corporation
 patents
7. 5 out of 377 
 
Ps4 Luxco S.a.r.l.
 patents
8. 4 out of 42,719 
 
Hitachi, Ltd.
 patents
9. 4 out of 2,805 
 
Komatsu Corporation
 patents
10. 4 out of 1,038 
 
Nippon Electric Co., Ltd.
 patents
11. 3 out of 426 
 
Nec Display Solutions, Ltd.
 patents
12. 2 out of 43 
 
Napra Co., Ltd.
 patents
13. 1 out of 2 
 
Epida Memory, Inc.
 patents
14. 1 out of 35 
 
Hitachi Tohbu Semiconductor, Ltd.
 patents
15. 1 out of 52 
 
Longitude Semiconductor S.a.r.l.
 patents
16. 1 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
17. 1 out of 382 
 
Nippon Hoso' Kyokai
 patents
18. 1 out of 1 
 
Nippon Wave Guide Co., Ltd.
 patent
19. 1 out of 42 
 
Obayashi Corporation
 patents
20. 1 out of 312 
 
Prime Planet Energy & Solutions, Inc.
 patents
21. 1 out of 18 
 
Toyota Battery Co., Ltd.
 patents
22. 1 out of 38,774 
 
Toyota Jidosha Kabushiki Kaisha
 patents
23. 4 out of 834,411 
Other
 patents
where one patent can have more than one assignee

Years Active: 1983-2026

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Areas of Expertise:
Control System
Nonaqueous Electrolyte
Image Forming Apparatus
Semiconductor Device
Stacked Chips
Optical Writing Device
Memory Module
Document Feeder
Circuit Board
Manufacturing Method
Image Display Apparatus
Light Source Control
127 patents (USPTO):Explore Patents

Title: Unveiling the Innovation Journey of Hiroaki Ikeda

Introduction: Hiroaki Ikeda, a prominent inventor based in Tokyo, Japan, has made significant contributions to the field of work vehicle technologies with a remarkable portfolio of 124 patents to his name.

Latest Patents:

1. Control device of work vehicle, work vehicle, and control method for work vehicle: This patent introduces a sophisticated control device for work vehicles, optimizing power transmission and enhancing operational efficiency.

2. Work vehicle and control method for work vehicle: This patent presents a novel control method for work vehicles, improving torque management and clutch engagement for seamless operation.

Career Highlights: Hiroaki Ikeda has showcased his expertise while working at esteemed companies such as Elpida Memory, Inc. and Ricoh Company, Ltd., where he has played a pivotal role in driving innovation in the industry.

Collaborations: Throughout his career, Hiroaki Ikeda has collaborated with accomplished professionals like Kayoko Shibata and Tatsuya Miyadera, fostering a culture of innovation and knowledge exchange within the work vehicle technology sector.

Conclusion: Hiroaki Ikeda's inventive spirit and profound understanding of work vehicle dynamics have propelled him to the forefront of the industry, with a trail of patents that exemplify his commitment to advancing technological solutions in this domain.

Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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