logo

For the Inventor, By the Inventor

Nishitokyo, Japan

Masaaki Tanizaki

This inventor holds 18 USPTO granted patents and 3 published patent applications and 4 EPO patents, primarily in Data Processing Systems. Top assignees: Hitachi, Ltd., Hitachi Solutions, Ltd., Hitachi Software Engineering Company, Ltd.. Active years: 2001-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaaki Tanizaki. Retrieved from https://idiyas.com/inventor/masaaki-tanizaki

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

USPTO Granted Patents = 18 

% Patents Active = 61.1

 

Average Co-Inventor Count = 3.7

ph-index = 5

Forward Citations = 175(Granted Patents)


Location History:

  • Kodaira, JP (2001 - 2007)
  • Kokubunji, JP (2010)
  • Arlington Heights, IL (US) (2011)
  • Nishitokyo, JP (2007 - 2015)
  • Tokyo, JP (2021 - 2024)

Company Filing History:

goldMedal13 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal4 out of 82 
 
Hitachi Solutions, Ltd.
 patents
bronzeMedal2 out of 228 
 
Hitachi Software Engineering Company, Ltd.
 patents
4. 2 out of 146 
 
Xanavi Informatics Corporation
 patents
5. 1 out of 1,057 
 
Clarion Co
 patents
6. 1 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 2001-2024

Loading Chart...
Loading Chart...
Areas of Expertise:
Data Access Control
Information Analysis
Service Design Assistance
Sampling Position-Fixing
Unexpected Recommendations
Database Management
Map Data Updating
Spatial Search
Car Navigation
Virtual Three-Dimensional Space
Mobile Terminal
Map Information Supply
18 patents (USPTO):Explore Patents
1. 11995202 - Computer system and data access control method (2024-05-28),
2. 11763025 - Personal information analysis system and personal information analysis method (2023-09-19),
3. 10891580 - Service design assistance system and service design assistance method (2021-01-12),
4. 9098745 - Sampling position-fixing system (2015-08-04),
5. 8700554 - Using a degree-of-unexpectedness to provide unexpected recommendations (2014-04-15),
6. 8478759 - Information presentation apparatus and mobile terminal (2013-07-02),
7. 8180569 - Car information system, map server and on-board system (2012-05-15),
8. 8090745 - K-nearest neighbor search method, k-nearest neighbor search program, and k-nearest neighbor search device (2012-01-03),
9. 8073823 - Database management program (2011-12-06),
10. 7930100 - Computer readable medium storing a map data updating program and map data updating terminal (2011-04-19),
11. 7839306 - Map display method (2010-11-23),
12. 7688228 - Map data delivering device, communication terminal, and map delivering method (2010-03-30),
13. 7668817 - Method and system for data processing with spatial search (2010-02-23),
14. 7668650 - On-vehicle information terminal, abridged map generating apparatus, abridged map display method and display apparatus (2010-02-23),
15. 7392133 - Car navigation system (2008-06-24),

Title: Innovations and Contributions of Masaaki Tanizaki: A Patent Portfolio Overview

Introduction: Masaaki Tanizaki, a prominent inventor based in Nishitokyo, Japan, has made significant contributions to the field of technology, evidenced by his impressive portfolio of 18 patents. His innovative work focuses on computer systems and data analysis methods, showcasing his role as a key player in advancing technological solutions.

Latest Patents: Among Masaaki's latest patents is a "Computer System and Data Access Control Method." This invention outlines a system that manages access to data from various provision systems. It allows users to make specific acquisition requests based on data and quality conditions, enhancing controlled access to crucial information. Additionally, he has developed a "Personal Information Analysis System and Personal Information Analysis Method," which involves generating analysis results from personal data while ensuring anonymity. This method provides valuable insights while protecting individual privacy, reflecting the rising importance of data security.

Career Highlights: Masaaki Tanizaki has held positions at notable companies, including Hitachi, Ltd. and Hitachi Solutions, Ltd. His experience in these organizations has contributed to his expertise in developing advanced systems and methods that address contemporary challenges in technology and data management.

Collaborations: Throughout his career, Tanizaki has collaborated with esteemed professionals, including Shigeru Shimada and Kishiko Maruyama. These partnerships have helped to foster innovative ideas and improve the quality of projects through shared expertise and diverse perspectives.

Conclusion: Masaaki Tanizaki stands out as a valuable inventor and innovator in the field of technology. His contributions through patents not only demonstrate his creative capabilities but also address pressing needs in data management and analysis. As technology continues to evolve, Tanizaki's work will likely play a significant role in shaping future advancements.

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]
Loading…