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For the Inventor, By the Inventor

Yamanashi, Japan

Keisuke Imai

This inventor holds 16 USPTO granted patents and 3 EPO patents. Top assignee: Fanuc Corporation. Active years: 2005-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keisuke Imai. Retrieved from https://idiyas.com/inventor/keisuke-imai-grqbr2rg

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

USPTO Granted Patents = 16

% Patents Active = 81.3


Average Co-Inventor Count = 2.4

ph-index = 3

Forward Citations = 30(Granted Patents)


Location History:

  • Minamitsuru-gun, JP (2006)
  • Fujikawaguchiko-machi, JP (2007 - 2008)
  • Yamanashi, JP (2005 - 2020)

Company Filing History:

goldMedal16 out of 6,281 
 
Fanuc Corporation
 patents

Years Active: 2005-2020

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16 patents (USPTO):Explore Patents
1. 10527467 - Rotation angle detector which can detect entry of foreign substances (2020-01-07),
2. 10451444 - Encoder having function of adjusting threshold value of comparator and method for controlling encoder (2019-10-22),
3. 10444041 - Encoder having function of adjusting threshold value of comparator and method for controlling encoder (2019-10-15),
4. 10404134 - Motor (2019-09-03),
5. 10360784 - Encoder system having function of detecting abnormality, and method for detecting abnormality of the same (2019-07-23),
6. 10317258 - Rotary encoder having function to obtain moisture absorbing amount of desiccant (2019-06-11),
7. 10260912 - Encoder that detects infiltration of liquid by light (2019-04-16),
8. 10066971 - Rotation angle detection apparatus having function of detecting entry of foreign substance based on frequency characteristic of signals (2018-09-04),
9. 9863792 - Encoder having liquid-tight structure (2018-01-09),
10. 7400141 - Magnetic type angle sensor (2008-07-15),
11. 7374090 - Optical encoder with resinous code plate (2008-05-20),
12. 7196489 - Rotary shaft control apparatus (2007-03-27),
13. 7136740 - Machine tool control apparatus (2006-11-14),
14. 7012397 - Encoder and control apparatus for motor (2006-03-14),
15. 6927388 - Optical encoder (2005-08-09),

Title: Keisuke Imai: Innovator in Rotation Detection Technology

Introduction

Keisuke Imai is a prominent inventor based in Yamanashi, Japan. He has made significant contributions to the field of rotation detection technology, holding a total of 16 patents. His innovative work has paved the way for advancements in various applications, particularly in the automation and robotics sectors.

Latest Patents

One of Imai's latest patents is a rotation angle detector designed to detect the entry of foreign substances. This device comprises a rotating body with multiple track parts and an abnormality detecting unit that identifies irregularities based on signals generated in detection units. The detection units produce a first signal from one track part and a second signal from another. The abnormality detecting unit includes a judgment unit that determines if an abnormality occurs when the difference between the fluctuation ranges of the two signals exceeds a predetermined threshold.

Another notable patent is an encoder that features a function for adjusting the threshold value of a comparator. This encoder includes a voltage generation circuit connected to a power supply through a diode, which outputs a voltage based on the current flowing through the diode and the resistance value of a variable resistor. The comparator then compares an analog signal from a motor rotation detector with the threshold value, providing a comparison result as output. This invention enhances the precision and reliability of motor control systems.

Career Highlights

Keisuke Imai is currently employed at Fanuc Corporation, a leading company in automation and robotics. His work at Fanuc has allowed him to apply his innovative ideas in practical settings, contributing to the company's reputation for cutting-edge technology.

Collaborations

Imai has collaborated with notable colleagues, including Mitsuyuki Taniguchi and Shunichi Odaka. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Keisuke Imai's contributions to rotation detection technology exemplify his innovative spirit and dedication to advancing automation. His patents reflect a commitment to enhancing the functionality and reliability of modern systems.

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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