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For the Inventor, By the Inventor

Shiga, Japan

Hisaaki Kato

This inventor holds 13 USPTO granted patents. Top assignee: Murata Kikai Kabushiki Kaisha. Active years: 1983-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisaaki Kato. Retrieved from https://idiyas.com/inventor/hisaaki-kato

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

USPTO Granted Patents = 13

% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 5

Forward Citations = 88(Granted Patents)


Location History:

  • Shigaken, JP (1983)
  • Shiga, JP (1983 - 1991)

Company Filing History:

goldMedal13 out of 903 
 
Murata Kikai Kabushiki Kaisha
 patents

Years Active: 1983-1991

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13 patents (USPTO):Explore Patents
1. 5070688 - Cleaning device for cleaning a nozzle in a spinning apparatus (1991-12-10),
2. 4991388 - Draft device in spinning machine (1991-02-12),
3. 4959952 - Operation starting method for spinning machine (1990-10-02),
4. 4936087 - Belt type false twisting device (1990-06-26),
5. 4930303 - Spinning apparatus (1990-06-05),
6. 4852341 - Belt type false twister (1989-08-01),
7. 4674274 - Apparatus for manufacturing spun yarn (1987-06-23),
8. 4569104 - Apron for a draft apparatus (1986-02-11),
9. 4553290 - Apron for a draft apparatus (1985-11-19),
10. 4491831 - Method and apparatus for analysis of information about yarn eveness (1985-01-01),
11. 4399648 - Method for evaluation of balloons of yarn-like products (1983-08-23),
12. 4398320 - Method and apparatus for transmitting driving power in drafting device (1983-08-16),
13. 4387487 - High draft apparatus in spinning machine (1983-06-14),

Title: Hisaaki Kato: Innovator in Spinning Technology

Introduction

Hisaaki Kato is a prominent inventor based in Shiga, Japan, known for his significant contributions to the field of spinning technology. With a total of 13 patents to his name, Kato has developed innovative solutions that enhance the efficiency and functionality of spinning machines.

Latest Patents

Among his latest patents is a cleaning device designed for cleaning a nozzle in a spinning apparatus. This device features a nozzle unit that is supported movably, along with a suction pipe that is oscillatingly supported. This design allows the suction opening of the suction pipe to be effectively moved to a gap between the draft part and the nozzle unit, which is moved away from the draft part. Another notable patent is a draft device in a spinning machine, which comprises a pair of back rollers, a pair of middle rollers equipped with an apron belt, and a pair of front rollers. The outer peripheral part of the driving side of the middle roller is formed of rubber, enhancing its performance.

Career Highlights

Hisaaki Kato has worked with notable companies, including Murata Kikai Kabushiki Kaisha and Murata Kikia Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to advancements in spinning technology.

Collaborations

Kato has collaborated with esteemed colleagues such as Hideshi Mori and Hiroshi Yamaguchi, further enriching his work and innovations in the field.

Conclusion

Hisaaki Kato's innovative spirit and dedication to improving spinning technology have made him a significant figure in the industry. His patents reflect a commitment to enhancing machine efficiency and functionality, solidifying his legacy as an influential inventor.

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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