Kasugai, Japan

Yoshiya Tomatsu

This inventor holds 97 USPTO granted patents and 4 published patent applications and 8 EPO patents, primarily in Image Forming Apparatus (CPC class G03G21-1647). Top assignees: Brother Kogyo Kabushiki-Kaisha, Banner & Witcoff, Ltd., Brother Kogyo Kabsuhiki Kaisha. Active years: 1990-2026.

USPTO Granted Patents = 97 

% Patents Active = 87.6

 

Average Co-Inventor Count = 1.4

ph-index = 9

Forward Citations = 409(Granted Patents)

Forward Citations (Not Self Cited) = 363(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Ichinomiya, JP (1990 - 1991)
  • Aichi-ken, JP (2010)
  • Aichi, JP (1993 - 2014)
  • Kasugai, JP (1996 - 2023)
  • Nagoya, JP (2000 - 2024)

Company Filing History:


Years Active: 1990-2026

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Areas of Expertise:
Image Forming Apparatus
Printing Device
Conveyor System
Photosensitive Unit
Gear Transmission
Developing Cartridge
LED Exposure System
Pressing Mechanism
Document Reader Unit
Holder Positioning
Medium Supporting Device
Tensioner
97 patents (USPTO):Explore Patents

Title: Yoshiya Tomatsu: Inventor Extraordinaire from Kasugai, Japan

Introduction:

Yoshiya Tomatsu, hailing from Kasugai, Japan, is a prolific and innovative inventor with a remarkable portfolio of 92 patents to his name. His expertise and contributions in various fields are highly commendable. In this article, we will delve into Yoshiya Tomatsu's latest patents, career highlights, notable collaborations, and acknowledge his valuable contributions to the world of inventions.

Latest Patents:

Among Yoshiya Tomatsu's recent patents, two outstanding inventions stand out. The first is a "Conveyor and Image Recording Apparatus." This invention showcases a conveyor system equipped with a tensioner that applies tension to sheets, enhancing smooth conveyance. The second noteworthy invention is a "Printing Apparatus," which efficiently prints by employing two conveying rollers and a cleverly designed pressing mechanism. These latest patents demonstrate Tomatsu's expertise in developing practical and innovative solutions.

Career Highlights:

Throughout his career, Yoshiya Tomatsu has made significant contributions as an inventor. He has worked with esteemed companies like Brother Kogyo Kabushiki-kaisha and Banner & Witcoff, Ltd., where he has undoubtedly added value to their respective innovation landscapes. His diverse range of patents showcases his versatility and expertise across different technological domains.

Collaborations:

Yoshiya Tomatsu has had the privilege of collaborating with highly skilled individuals during his inventive journey. Notably, he has worked alongside Yasushi Okabe and Hiroshi Igarashi, both of whom are respected professionals in their fields. Collaborations with such talented colleagues have undoubtedly fueled Tomatsu's innovative spirit, leading to groundbreaking inventions.

Conclusion:

Yoshiya Tomatsu's remarkable achievements as an inventor and his consistent contributions to the realm of patents deserve admiration. His latest patents, including the Conveyor and Image Recording Apparatus and Printing Apparatus, highlight his ability to identify real-life problems and develop practical solutions. His collaborations with skilled colleagues further amplify his innovative capabilities. Yoshiya Tomatsu's accomplishments continue to inspire and pave the way for future inventors, revolutionizing industries with his remarkable contributions.

Profile summary based on public USPTO records.
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