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For the Inventor, By the Inventor

Tokyo, Japan

Hideo Yokota

This inventor holds 72 USPTO granted patents and 3 EPO patents, primarily in Lubricating Oil Composition (CPC class 3504). Top assignees: Canon Kabushiki Kaisha, Nippon Oil Corporation, Nippon Mitsubishi Oil Corporation. Active years: 1976-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideo Yokota. Retrieved from https://idiyas.com/inventor/hideo-yokota

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

USPTO Granted Patents = 72

% Patents Active = 83.3


Average Co-Inventor Count = 2.3

ph-index = 15

Forward Citations = 1,518(Granted Patents)

Forward Citations (Not Self Cited) = 1,497(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Tokyo, JA (1976 - 1978)
  • Tokyo, JP (1978 - 1988)
  • Kanagawa, JP (1984 - 1994)
  • Kanagawa-ken, JP (1999 - 2007)
  • Yokohama, JP (1981 - 2012)

Company Filing History:

goldMedal57 out of 93,085 
 
Canon Kabushiki Kaisha
 patents
silverMedal12 out of 188 
 
Nippon Oil Corporation
 patents
bronzeMedal1 out of 84 
 
Nippon Mitsubishi Oil Corporation
 patents
4. 1 out of 690 
 
Nippon Oil Company
 patents
5. 1 out of 834,570 
Other
 patents

Years Active: 1976-2012

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Areas of Expertise:
Compressor Oil
Heat Treating Oil
Lubricating Oil
Metalworking Fluid
Hydraulic Oil
Cutting Oil
Grinding Oil
Minimal Quantity Lubrication
Ultra Low Volume Feed
Cooling System
Image Pickup Apparatus
Optical Devices
72 patents (USPTO):Explore Patents
1. 8299006 - Compressor oil composition (2012-10-30),
2. 8247360 - Heat treating oil composition (2012-08-21),
3. 8236740 - Lubricating oil composition (2012-08-07),
4. 8232233 - Lubricating oil composition for machine tools (2012-07-31),
5. 8227388 - Hydraulic oil composition (2012-07-24),
6. 8227387 - Metalworking oil composition (2012-07-24),
7. 8193129 - Refrigerator oil, compressor oil composition, hydraulic fluid composition, metalworking fluid composition, heat treatment oil composition, lubricant composition for machine tool and lubricant composition (2012-06-05),
8. 8173582 - Oil composition for use in trace oil supply cutting/grinding work (2012-05-08),
9. 8058217 - Metal working fluid (2011-11-15),
10. 7838472 - Oil composition for cutting and grinding by minimal quantity lubrication system (2010-11-23),
11. 7723276 - Oil for cutting and grinding by ultra low volume oil feed system and for sliding surface and method for cutting and grinding by ultra low volume feed system using the oil (2010-05-25),
12. 7595286 - Oil composition for cutting and grinding by minimal quantity lubrication system (2009-09-29),
13. 7212274 - Cooling system, exposure apparatus having the same, and device manufacturing method (2007-05-01),
14. 6858569 - Cutting or grinding oil composition (2005-02-22),
15. 6118484 - Imaging apparatus (2000-09-12),

Title: Hideo Yokota - Innovator in Lubrication Technology

Introduction

Hideo Yokota is a prominent inventor based in Tokyo, Japan, known for his significant contributions to lubrication technology. With a remarkable portfolio of 72 patents, Yokota has demonstrated a steadfast commitment to innovation in various oil compositions used across multiple industries.

Latest Patents

Yokota's latest patents reflect his focus on advanced oil compositions. One notable invention is a compressor oil composition designed for refrigerating machines. This innovative formulation includes a lubricating oil base oil characterized by specific parameters: % Cof not more than 2, % C/% Cof not less than 6, and an iodine value of not more than 2.5. Similarly, his heat treating oil composition aligns closely with these parameters and enhances the efficiency of lubricating applications in machine tools and hydraulic systems.

Career Highlights

Throughout his career, Hideo Yokota has contributed to leading companies, including Canon Kabushiki Kaisha and Nippon Oil Corporation. His tenure at these organizations allowed him to refine his expertise in machine lubrication, influencing both product development and technological advancements in the field.

Collaborations

Yokota has worked alongside renowned colleagues such as Kazuya Hosoe and Satoshi Suda, fostering a collaborative environment that spurred creativity and innovation. Together, they have contributed to the development of advanced lubrication solutions, pushing the boundaries of engineering.

Conclusion

Hideo Yokota is a remarkable inventor whose work in lubrication technology has established him as a leader in his field. His extensive patent portfolio and collaborations with industry professionals underscore the impact of his innovations on modern engineering practices. With a focus on enhancing oil compositions, Yokota continues to pave the way for future advancements in lubrication 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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