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For the Inventor, By the Inventor

Nagoya, Japan

Hiroshi Kitazawa

This inventor holds 8 USPTO granted patents. Top assignee: Brother Kogyo Kabushiki-Kaisha. Active years: 1991-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Kitazawa. Retrieved from https://idiyas.com/inventor/hiroshi-kitazawa

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

USPTO Granted Patents = 8

% Patents Active = 50.0

Average Co-Inventor Count = 1.5

ph-index = 3

Forward Citations = 23(Granted Patents)


Location History:

  • Aichi, JP (2005 - 2006)
  • Nagoya, JP (1991 - 2010)

Company Filing History:

goldMedal8 out of 17,880 
 
Brother Kogyo Kabushiki-Kaisha
 patents

Years Active: 1991-2010

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8 patents (USPTO):Explore Patents
1. 7715939 - Embroidery sewing machine with printing function (2010-05-11),
2. 7571690 - Printable embroidery machine (2009-08-11),
3. 7484466 - Cloth holding device (2009-02-03),
4. 7458670 - Cloth printing apparatus (2008-12-02),
5. 6981459 - Sewing machine (2006-01-03),
6. 6883447 - Sewing machine with needle thread cassette and needle thread cassette (2005-04-26),
7. 6616198 - Method and apparatus for tying threads (2003-09-09),
8. 5022239 - Yarn exchange device for a flat-bed knitting machine (1991-06-11),

Title: Hiroshi Kitazawa: Innovator in Embroidery Technology

Introduction

Hiroshi Kitazawa is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of embroidery technology, holding a total of 8 patents. His innovative designs have transformed the way embroidery machines operate, integrating advanced printing functions.

Latest Patents

One of Kitazawa's latest inventions is an embroidery sewing machine with a printing function. This machine features a sewing unit capable of sewing a workpiece cloth, along with a cloth holding frame that secures the fabric. The frame drive unit allows for independent movement in two perpendicular directions, enhancing the machine's versatility. Additionally, it includes an ink-jet printer with a print head that prints directly onto the workpiece cloth while the cloth holding frame is in motion.

Another notable invention is a printable embroidery machine. This machine also consists of a sewing machine body and a cloth holding frame. The frame drive unit allows for independent movement in horizontal directions, and the ink-jet printer can be detachably attached to the frame drive unit. This design ensures that the sewing needle's reference position aligns with the print head's reference position, facilitating seamless printing and sewing.

Career Highlights

Hiroshi Kitazawa is currently employed at Brother Kogyo Kabushiki-Kaisha, a leading company in the field of printing and sewing technology. His work has significantly advanced the capabilities of embroidery machines, making them more efficient and user-friendly.

Collaborations

Throughout his career, Kitazawa has collaborated with notable colleagues, including Masakazu Kuki and Masao Ogawa. These partnerships have fostered innovation and creativity in their projects, leading to groundbreaking advancements in embroidery technology.

Conclusion

Hiroshi Kitazawa's contributions to embroidery technology through his innovative patents have made a lasting impact on the industry. His work continues to inspire advancements in sewing and printing, showcasing the importance of innovation in modern 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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