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For the Inventor, By the Inventor

Hitachi, Japan

Kunio Sato

This inventor holds 15 USPTO granted patents, primarily in Image Recording Technology. Top assignees: Hitachi, Ltd., Hitachi Koki Co., Ltd., Nippon Telegraph & Telephone Hitachi Ltd & Public Corporation. Active years: 1979-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kunio Sato. Retrieved from https://idiyas.com/inventor/kunio-sato

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

Calculating rank
USPTO Granted Patents = 15

% Patents Active = 93.3

Average Co-Inventor Count = 3.6

ph-index = 7

Forward Citations = 129(Granted Patents)


Location History:

  • Hitachi, JP (1979 - 2001)
  • Ibaraki, JP (1998 - 2001)
  • Fukushima, JP (2001)
  • Narashino, JP (2013)

Company Filing History:

goldMedal10 out of 42,743 
 
Hitachi, Ltd.
 patents
silverMedal3 out of 1,267 
 
Hitachi Koki Co., Ltd.
 patents
bronzeMedal1 out of 1 
 
Nippon Telegraph & Telephone Hitachi Ltd & Public Corporation
 patent
4. 4 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1979-2013

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Areas of Expertise:
Water Vapor Plasma
Rotary Valve Assembly
Disc Cartridge
Laser Beams
Electrophotographic
Printer Control
Signal Processing
Analog to Binary
Matrix-Driven Recording
Electrostatic Recording
Thermal Recording
15 patents (USPTO):Explore Patents
1. 8343422 - Water vapor plasma generating apparatus, sterilization and disinfection method, and method for antioxidative treatment using water vapor plasma (2013-01-01),
2. 6267091 - Rotary valve assembly and engine induction system using the rotary valve assembly (2001-07-31),
3. 6239944 - Disc cartridge and dust-proofing system in disc drive system (2001-05-29),
4. 6236425 - Image printing apparatus using plurality of laser beams (2001-05-22),
5. 5959655 - Light beam scanning apparatus which controls power and spot shape of (1999-09-28),
6. 5737008 - Electrophotographic image recording apparatus with photoreceptor (1998-04-07),
7. 5712963 - Printer control system including white enlarged line memory for storing (1998-01-27),
8. 5576811 - Image recording apparatus for controlling image in high quality and (1996-11-19),
9. 5181129 - Electronic blackboard (1993-01-19),
10. 4654677 - Recording apparatus (1987-03-31),
11. 4594733 - Signal processing system and the method (1986-06-10),
12. 4571573 - Apparatus for converting an analog signal to a binary signal (1986-02-18),
13. 4543644 - Control circuit for matrix-driven recording (1985-09-24),
14. 4297715 - Electrostatic recording apparatus (1981-10-27),
15. 4149171 - Thermal recording method (1979-04-10),

Title: Innovations of Kunio Sato: A Pioneer in Plasma Technology

Introduction

Kunio Sato is a notable inventor based in Hitachi, Japan, recognized for his significant contributions to the field of plasma technology. With a total of 15 patents to his name, Sato has developed innovative solutions that address various challenges in sterilization, disinfection, and antioxidative treatment.

Latest Patents

Among his latest patents is the "Water vapor plasma generating apparatus," which is designed to generate water vapor plasma stably. This apparatus allows for effective sterilization and disinfection treatments when applied to objects. Additionally, it can be utilized for antioxidative treatment on substances containing oily ingredients. Another noteworthy invention is the "Rotary valve assembly and engine induction system using the rotary valve assembly." This assembly controls flow through substantially parallel passages and features a unique rotor design that minimizes leakage and vibration.

Career Highlights

Kunio Sato has had a distinguished career, working with prominent companies such as Hitachi, Ltd. His work has significantly impacted the development of advanced technologies in various applications.

Collaborations

Throughout his career, Sato has collaborated with esteemed colleagues, including Shinya Kobayashi and Masaharu Tadauchi, contributing to the advancement of innovative technologies.

Conclusion

Kunio Sato's contributions to plasma technology and his impressive portfolio of patents highlight his role as a leading inventor in his field. His work continues to influence advancements in sterilization and antioxidative treatments, showcasing the importance of innovation in technology.

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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