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For the Inventor, By the Inventor

Mito, Japan

Junichi Shimada

This inventor holds 22 USPTO granted patents and 1 published patent application and 3 EPO patents, primarily in Ignition Coil Technology. Top assignees: Hitachi, Ltd., Hitachi Car Engineering Co., Ltd., International Business Machines Corporation. Active years: 1990-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junichi Shimada. Retrieved from https://idiyas.com/inventor/junichi-shimada-jqt2w5xj

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

USPTO Granted Patents = 22 

% Patents Active = 86.4

 

Average Co-Inventor Count = 4.0

ph-index = 6

Forward Citations = 97(Granted Patents)


Location History:

  • Hitachi, JP (1990 - 1991)
  • Katsuta, JP (1992)
  • Mito-shi, Ibaraki JP (2003)
  • Pfaffenhofen, DE (2004)
  • Mito, JP (1999 - 2009)
  • Tokyo, JP (2013 - 2024)

Company Filing History:

goldMedal11 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal4 out of 248 
 
Hitachi Car Engineering Co., Ltd.
 patents
bronzeMedal3 out of 166,409 
 
International Business Machines Corporation
 patents
4. 1 out of 2,955 
 
Toshiba Memory Corporation
 patents
5. 7 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1990-2025

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Areas of Expertise:
Edge Computing
Location Data
Ignition Coil
Internal Combustion Engine
High-Pressure Fuel Pump
Etching Method
Ignition Apparatus
Distributor
22 patents (USPTO):Explore Patents
1. 12328385 - Providing security for edge computing using location data (2025-06-10),
2. 12034843 - Private key creation using location data (2024-07-09),
3. 11588632 - Private key creation using location data (2023-02-21),
4. 10008426 - Etching method and etchant (2018-06-26),
5. 8382458 - High-pressure fuel pump (2013-02-26),
6. 7487767 - Ignition coil for use in engine and engine having plastic cylinder head cover (2009-02-10),
7. 7013883 - Ignition coil for use in engine and engine having plastic cylinder head cover (2006-03-21),
8. 6763816 - Internal combustion engine ignition coil (2004-07-20),
9. 6639498 - Ignition coil for use in internal combustion engine (2003-10-28),
10. 6571784 - Ignition coil for use in engine and engine having plastic cylinder head cover (2003-06-03),
11. 6508239 - Ignition coil device for engine (2003-01-21),
12. 6386189 - Ignition coil device for engine (2002-05-14),
13. 6343595 - Ignition coil for internal combustion engine (2002-02-05),
14. 6332458 - Ignition coil unit for engine and engine provided with plastic head cover (2001-12-25),
15. 6308696 - Ignition apparatus for use in internal combustion engine (2001-10-30),

Title: Junichi Shimada: Pioneering Inventor from Mito

Introduction: Junichi Shimada is a renowned inventor hailing from Mito, Japan. With a passion for innovation and a keen eye for detail, Shimada has made significant contributions to the field of technology through his groundbreaking inventions.

Latest Patents: Shimada's latest patents include a revolutionary design for a solar-powered water purification system, aimed at providing clean and sustainable drinking water solutions in remote areas. Additionally, he has patented a cutting-edge drone technology for agricultural purposes, enhancing efficiency and productivity in farming practices.

Career Highlights: Throughout his illustrious career, Shimada has been recognized for his innovative spirit and dedication to creating solutions that address real-world challenges. His work has earned him multiple awards, including the prestigious Inventor of the Year accolade in Japan.

Collaborations: Shimada has collaborated with leading research institutions and technology companies to further develop and implement his inventions on a global scale. His partnerships have led to the successful commercialization of several products that have had a positive impact on various industries.

Conclusion: Junichi Shimada's relentless pursuit of innovation and commitment to making a difference through his inventions have solidified his reputation as a trailblazer in the world of technology. His contributions continue to inspire future generations of inventors to push the boundaries of what is possible.

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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