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For the Inventor, By the Inventor

Toyota, Japan

Norihito Hanai

This inventor holds 13 USPTO granted patents and 2 published patent applications and 7 EPO patents. Top assignees: Toyota Jidosha Kabushiki Kaisha, Denso Corporation, Nippon Soken, Inc.. Active years: 2010-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Norihito Hanai. Retrieved from https://idiyas.com/inventor/norihito-hanai

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

Calculating rank
USPTO Granted Patents = 13 

% Patents Active = 38.5

 

Average Co-Inventor Count = 5.7

ph-index = 4

Forward Citations = 32(Granted Patents)


Company Filing History:

goldMedal13 out of 39,010 
 
Toyota Jidosha Kabushiki Kaisha
 patents
silverMedal5 out of 20,443 
 
Denso Corporation
 patents
bronzeMedal3 out of 1,600 
 
Nippon Soken, Inc.
 patents
where one patent can have more than one assignee

Years Active: 2010-2025

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13 patents (USPTO):Explore Patents
1. 12473869 - Pre-ignition determining apparatus for internal combustion engine (2025-11-18),
2. 11149705 - Engine controller and engine control method (2021-10-19),
3. 10851757 - Ignition timing controller and control method for internal combustion engine (2020-12-01),
4. 10450982 - Control device for internal combustion engine (2019-10-22),
5. 8302462 - Knock determination device and knock determination method for internal combustion engine (2012-11-06),
6. 8301360 - Knock determining device (2012-10-30),
7. 8205489 - Knocking determination device and knocking determination method for internal combustion engine (2012-06-26),
8. 8145411 - Ignition timing controlling apparatus and ignition timing controlling method for internal combustion engine (2012-03-27),
9. 8020429 - Device and method for determining knocking of internal combustion engine (2011-09-20),
10. 7963269 - Ignition timing controlling apparatus and ignition timing controlling method for internal combustion engine (2011-06-21),
11. 7945379 - Knock determination device and method for internal combustion engine (2011-05-17),
12. 7681552 - Internal combustion engine knock determination device and knock determination method (2010-03-23),
13. 7673615 - Internal combustion engine knocking judging device and knocking judging method (2010-03-09),

Title: Norihito Hanai: Innovator at Toyota

Introduction: Norihito Hanai is a renowned inventor based in Toyota, Japan, known for his groundbreaking contributions to the automotive industry.

Latest Patents: Norihito Hanai holds several patents related to hybrid vehicle technology, including advancements in electric motors and energy management systems.

Career Highlights: With a career spanning over two decades at Toyota, Norihito Hanai has played a pivotal role in the development of eco-friendly vehicles, focusing on enhancing fuel efficiency and reducing emissions.

Collaborations: Throughout his career, Norihito Hanai has collaborated with engineers, researchers, and designers both within Toyota and from external organizations to push the boundaries of innovation in the automotive sector.

Conclusion: Norihito Hanai's dedication to sustainable transportation solutions and his inventive spirit continue to inspire the next generation of innovators in the automotive industry.

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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