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For the Inventor, By the Inventor

Yokohama, Japan

Ryoji Shimura

This inventor holds 28 USPTO granted patents and 1 published patent application and 2 EPO patents, primarily in Automotive Door Systems. Top assignees: Ohi Seisakusho Co., Ltd., Mitsui Kinzoku Act Corporation, Mitsui Minings & Melting Co., Ltd.. Active years: 1986-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoji Shimura. Retrieved from https://idiyas.com/inventor/ryoji-shimura

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

USPTO Granted Patents = 28 

% Patents Active = 60.7

 

Average Co-Inventor Count = 1.8

ph-index = 13

Forward Citations = 407(Granted Patents)


Location History:

  • Kanagawa, JP (2000 - 2001)
  • Kanagawa-ken, JP (2004)
  • Nirasaki, JP (2012)
  • Yokohama, JP (1986 - 2018)

Company Filing History:

goldMedal16 out of 242 
 
Ohi Seisakusho Co., Ltd.
 patents
silverMedal6 out of 190 
 
Mitsui Kinzoku Act Corporation
 patents
bronzeMedal4 out of 817 
 
Mitsui Minings & Melting Co., Ltd.
 patents
4. 1 out of 13,420 
 
Nissan Motor Company Limited
 patents
5. 1 out of 1 
 
Ohi Seisakusho Col., Ltd.
 patent
6. 1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1986-2018

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Areas of Expertise:
Door Latch
Vehicle Door Lock
Window Regulator
Slide Door Mechanism
Automotive Lock Assembly
Door Opening Device
Power Slide Apparatus
Half-Latch Detector
Weather Strip Structure
Striker
Control System
Link Coupling Arrangement
28 patents (USPTO):Explore Patents
1. 10017970 - Motor vehicle door latch device (2018-07-10),
2. 9518409 - Vehicle door latch device (2016-12-13),
3. 8616594 - Device for operating a door latch in a vehicle (2013-12-31),
4. 8322074 - Power unit for power slide apparatus (2012-12-04),
5. 8240723 - Door latch apparatus for vehicle (2012-08-14),
6. 8099905 - Window regulator (2012-01-24),
7. 8029030 - Lock device for use in motor vehicle (2011-10-04),
8. 7774983 - Door opening device in a vehicle (2010-08-17),
9. 7669367 - Support structure for vehicular slide door (2010-03-02),
10. 7617633 - Vehicular window regulator (2009-11-17),
11. 6793255 - Door locking apparatus for vehicle (2004-09-21),
12. 6776443 - Opening and closing apparatus of vehicular opening and closing member (2004-08-17),
13. 6655179 - Automotive door lock assembly (2003-12-02),
14. 6494505 - Automotive door lock assembly (2002-12-17),
15. 6226925 - System for temporarily holding an automatically driven open-close structure (2001-05-08),

Title: Ryoji Shimura: Pioneering Inventor from Yokohama

Introduction: Ryoji Shimura is a renowned inventor hailing from Yokohama, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Shimura's latest patents include a revolutionary design for a solar-powered mobile device charger and a cutting-edge algorithm for enhancing cybersecurity measures in cloud computing.

Career Highlights: With over two decades of experience in the tech industry, Shimura has worked for leading companies such as Sony and Toshiba, where he spearheaded numerous projects that have received international acclaim.

Collaborations: Throughout his career, Shimura has collaborated with top researchers from prestigious universities in Japan, such as the University of Tokyo and Kyoto University, to push the boundaries of technological advancement.

Conclusion: Ryoji Shimura's dedication to innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology.

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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