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For the Inventor, By the Inventor

Isesaki, Japan

Shinpei Nakaniwa

This inventor holds 34 USPTO granted patents, primarily in Internal Combustion Engine. Top assignees: Japan Electronic Control Systems Company, Limited, Nissan Motor Company Limited, Nippon Denshi Kiki Co., Ltd.. Active years: 1989-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shinpei Nakaniwa. Retrieved from https://idiyas.com/inventor/shinpei-nakaniwa

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

USPTO Granted Patents = 34

% Patents Active = 100.0

Average Co-Inventor Count = 1.4

ph-index = 13

Forward Citations = 373(Granted Patents)


Location History:

  • Kasukawa, JP (1989)
  • Maebashi, JP (1989)
  • Isezaki, JP (1989 - 1992)
  • Isesaki, JP (1989 - 1993)
  • Gunma, JP (1989 - 1994)
  • Gumma, JP (1993 - 1994)

Company Filing History:

goldMedal32 out of 130 
 
Japan Electronic Control Systems Company, Limited
 patents
silverMedal3 out of 13,420 
 
Nissan Motor Company Limited
 patents
bronzeMedal2 out of 3 
 
Nippon Denshi Kiki Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1989-1994

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Areas of Expertise:
Air-Fuel Ratio
Fuel Injection
Cylinder Pressure
Engine Control
Misfire Detection
Fuel Supply System
Electronic Control
Internal Combustion
34 patents (USPTO):Explore Patents
1. 5297046 - System and method for learning and controlling air/fuel mixture ratio (1994-03-22),
2. 5276625 - System for detecting and adjusting for variation in cylinder pressure in (1994-01-04),
3. 5269272 - Engine idling speed control apparatus (1993-12-14),
4. 5261078 - System for transferring data between program development computer and (1993-11-09),
5. 5243951 - Method of and apparatus for learning and controlling air-fuel ratio of (1993-09-14),
6. 5227975 - Air/fuel ratio feedback control system for internal combustion engine (1993-07-13),
7. 5168954 - Apparatus for controllably sucking intake air into each cylinder of (1992-12-08),
8. 5144933 - Wall flow learning method and device for fuel supply control system of (1992-09-08),
9. 5141246 - Method and apparatus for controlling vehicular suspension (1992-08-25),
10. 5131372 - Apparatus for controlling the respective cylinders in the fuel supply (1992-07-21),
11. 5126943 - Learning-correcting method and apparatus and self-diagnosis method and (1992-06-30),
12. 5105657 - Method and apparatus for detecting misfired cylinder of internal (1992-04-21),
13. 5099817 - Process and apparatus for learning and controlling air/fuel ratio in (1992-03-31),
14. 5065728 - System and method for controlling air/fuel mixture ratio of air and fuel (1991-11-19),
15. 5058551 - System for identifying misfire cylinder in internal combustion engine (1991-10-22),

Title: Innovative Contributions of Shinpei Nakaniwa

Introduction

Shinpei Nakaniwa, based in Isesaki, Japan, is an accomplished inventor with a remarkable portfolio of 34 patents. His work primarily focuses on advancements in engine control systems, and he has made significant contributions to the field of internal combustion engines.

Latest Patents

Among his latest innovations is a patent for a System and Method for Learning and Controlling Air/Fuel Mixture Ratio. This system is designed to enhance the accuracy and convergence characteristics of learning in internal combustion engines. The innovative approach divides the driving region into 16 and 258 regions, allowing for precise adjustments to the air/fuel mixture ratios based on various driving conditions. Another notable patent is for a System for Detecting and Adjusting for Variation in Cylinder Pressure, which employs multiple pressure sensors to monitor and correct cylinder pressures, ensuring optimal engine performance.

Career Highlights

Shinpei Nakaniwa's career includes tenure at prominent companies like Japan Electronic Control Systems Company, Limited and Nissan Motor Company Limited. His engineering expertise has allowed him to make groundbreaking advancements in engine technology, enhancing efficiency and performance in modern vehicles.

Collaborations

His notable collaborations with professionals such as Naoki Tomisawa and Yukio Hoshino have further enriched his contributions to the automotive industry. These partnerships have facilitated the exchange of ideas and innovation, leading to the development of advanced technological solutions.

Conclusion

Shinpei Nakaniwa stands out as a prolific inventor whose work has significantly impacted the field of engine control and performance. With a robust patent portfolio and a history of collaboration with key industry players, his innovations are poised to shape the future of automotive engineering.

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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