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For the Inventor, By the Inventor

Ichihara, Japan

Meishi Tanaka

This inventor holds 6 USPTO granted patents and 1 EPO patent. Top assignee: Idemitsu Kosan Company, Limited. Active years: 1998-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Meishi Tanaka. Retrieved from https://idiyas.com/inventor/meishi-tanaka

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

USPTO Granted Patents = 6

% Patents Active = 66.7


Average Co-Inventor Count = 3.3

ph-index = 4

Forward Citations = 133(Granted Patents)


Location History:

  • Sodegaura, JP (1998 - 2002)
  • Chiba, JP (2003)
  • Ichihara, JP (2011 - 2014)

Company Filing History:

goldMedal6 out of 2,283 
 
Idemitsu Kosan Company, Limited
 patents

Years Active: 1998-2014

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6 patents (USPTO):Explore Patents
1. 8758595 - Process oil, process for production of deasphalted oil, process for production of extract, and process for production of process oil (2014-06-24),
2. 7972496 - Process oil, process for production of deasphalted oil, process for production of extract, and process for production of process oil (2011-07-05),
3. 6605695 - Process oil, process for producing the same and rubber composition (2003-08-12),
4. 6410816 - Processing oil and method for producing the same (2002-06-25),
5. 6399697 - Process oil, process for producing the same and rubber composition (2002-06-04),
6. 5851381 - Method of refining crude oil (1998-12-22),

Title: The Innovations of Meishi Tanaka in Process Oil Production

Introduction

Meishi Tanaka, an innovative inventor from Ichihara, Japan, has made significant contributions to the field of process oil production. With a total of six patents to his name, his work focuses primarily on improving the methods and materials used in the production of process oils, essential for various industrial applications.

Latest Patents

Tanaka's latest patents include multiple advancements related to process oil. Notable among these are the patents for a process oil, a process for the production of deasphalted oil, a process for the production of extract, and a manufacturing method for process oil. His inventions revolve around utilizing deasphalted oil obtained from vacuum residual oil of crude oil, aiming to enhance the properties and efficiency of process oils. This includes a unique blend that involves an extract from the deasphalting and solvent-extraction process combined with a lubricant base oil containing less than 3 mass % of polycyclic aromatics (PCA).

Career Highlights

Tanaka's affiliation with Idemitsu Kosan Company, Limited has been pivotal in driving his research and innovation. His role at this prominent company has allowed him to explore advanced methodologies that result in cleaner and more efficient process oil production, significantly impacting the industry.

Collaborations

Throughout his career, Meishi Tanaka has collaborated with notable colleagues, including Masami Takasaki and Masashi Nakamura. Their shared expertise and teamwork have contributed to the success of the patented processes and innovations within the company, fostering an environment of creativity and advancement.

Conclusion

Meishi Tanaka continues to be a significant figure in the realm of process oil innovations. His work not only exemplifies the potential of inventive thinking in overcoming industrial challenges but also sets a foundation for future advancements in oil processing technologies. With his contributions, Tanaka undoubtedly shapes the future of the industry, paving the way for new developments in sustainable production methods.

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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