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For the Inventor, By the Inventor

Chiba, Japan

Mari Kato

This inventor holds 3 USPTO granted patents. Top assignee: Seiko Instruments Inc. Active years: 2001-2002.

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

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

USPTO Granted Patents = 3

% Patents Active = 66.7

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 13(Granted Patents)


Location History:

  • Chiba, JP (2001)
  • Narashino, JP (2002)

Company Filing History:

goldMedal3 out of 2,903 
 
Seiko Instruments Inc
 patents

Years Active: 2001-2002

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3 patents (USPTO):Explore Patents
1. 6439973 - Polishing device, end face polishing apparatus having polishing device, and end face polishing method (2002-08-27),
2. 6302773 - Polishing device, end face polishing apparatus having polishing device, and end face polishing method (2001-10-16),
3. 6280293 - End face polishing apparatus and method for polishing end face of ferrule (2001-08-28),

Title: Innovations by Mari Kato

Introduction

Mari Kato is a prominent inventor based in Chiba, Japan. She has made significant contributions to the field of polishing technology, holding a total of 3 patents. Her work focuses on enhancing the efficiency and effectiveness of polishing devices and methods.

Latest Patents

Mari Kato's latest patents include innovative designs for polishing devices and methods. One of her notable inventions is an end face polishing apparatus that features a jig board mounted with a rod-like member. This apparatus is designed to support the rod-like member while a polishing board, equipped with a polishing member, rotates and pivots to polish the rod-like member effectively. Additionally, her inventions include a polishing member exchanging device that facilitates the seamless interchange of used and unused polishing members, promoting operational performance.

Career Highlights

Mari Kato is currently employed at Seiko Instruments Inc., where she continues to develop cutting-edge polishing technologies. Her expertise in this area has led to advancements that benefit various industries requiring precision polishing.

Collaborations

Throughout her career, Mari has collaborated with notable colleagues, including Kouji Minami and Masaharu Sugiyama. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Mari Kato's contributions to polishing technology exemplify her dedication to innovation and excellence. Her patents reflect her commitment to improving industrial processes and enhancing product quality.

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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