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For the Inventor, By the Inventor

Hadano, Japan

Takaji Takenaka

This inventor holds 10 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Computer Engineering Co., Ltd., Hitachi Microcomputer Engineering, Ltd.. Active years: 1986-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takaji Takenaka. Retrieved from https://idiyas.com/inventor/takaji-takenaka

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 4.3

ph-index = 8

Forward Citations = 217(Granted Patents)


Location History:

  • Hatano, JP (1986)
  • Hadano, JP (1987 - 2001)

Company Filing History:

goldMedal10 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal1 out of 61 
 
Hitachi Computer Engineering Co., Ltd.
 patents
bronzeMedal1 out of 149 
 
Hitachi Microcomputer Engineering, Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1986-2001

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10 patents (USPTO):Explore Patents
1. 6272020 - Structure for mounting a semiconductor device and a capacitor device on a substrate (2001-08-07),
2. 5291419 - Method for diagnosing the life of a solder connection (1994-03-01),
3. 5257452 - Methods of recovering a multi-layer printed circuit board (1993-11-02),
4. 5249100 - Electronic circuit device provided with a ceramic substrate having lead (1993-09-28),
5. 5136360 - Electronic circuit device, method of connecting with solder and solder (1992-08-04),
6. 4930002 - Multi-chip module structure (1990-05-29),
7. 4836434 - Method and apparatus for airtightly packaging semiconductor package (1989-06-06),
8. 4725925 - Circuit board (1988-02-16),
9. 4706165 - Multilayer circuit board (1987-11-10),
10. 4619316 - Heat transfer apparatus (1986-10-28),

Title: The Trailblazing Inventor: Takaji Takenaka

Introduction: Takaji Takenaka, a pioneering inventor based in Hadano, Japan, has made significant contributions to the world of technology through his relentless pursuit of innovation and passion for creating transformative technologies.

Latest Patents: Among his impressive portfolio of 10 patents, two noteworthy inventions include a structure for mounting a semiconductor device and a capacitor device on a substrate, as well as a method for diagnosing the life of a solder connection. These patents highlight Takenaka's expertise in semiconductor technology and reliability engineering.

Career Highlights: Takaji Takenaka has a rich professional background, having worked with esteemed companies such as Hitachi, Ltd. and Hitachi Microcomputer Engineering Co., Ltd. His experience in these renowned organizations has honed his skills and expertise in the field of technology.

Collaborations: Throughout his career, Takenaka has collaborated with talented individuals such as Hideki Watanabe and Ryohei Satoh. These collaborations have not only enhanced his work but have also fostered innovation and creativity in the projects he has been involved in.

Conclusion: Takaji Takenaka's innovative spirit and commitment to pushing the boundaries of what is possible in the world of technology have solidified his position as a trailblazing inventor. His contributions continue to inspire future generations of inventors and innovators to think outside the box and create transformative technologies that shape the future.

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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