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For the Inventor, By the Inventor

Tokyo, Japan

Tadashi Yasuoka

This inventor holds 10 USPTO granted patents. Top assignees: Seikosha Co., Ltd., Seiko Precision Inc.. Active years: 1988-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Yasuoka. Retrieved from https://idiyas.com/inventor/tadashi-yasuoka

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

Calculating rank
USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 4

Forward Citations = 42(Granted Patents)


Company Filing History:

goldMedal6 out of 696 
 
Seikosha Co., Ltd.
 patents
silverMedal4 out of 254 
 
Seiko Precision Inc.
 patents

Years Active: 1988-1998

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10 patents (USPTO):Explore Patents
1. 5704605 - Printer with interlinked paper feeder and drive switch (1998-01-06),
2. 5681124 - Printer with displaceable trailing roller (1997-10-28),
3. 5613785 - Dot impact printer having a ink ribbon loading means (1997-03-25),
4. 5573337 - Printer with device for noise leakage reduction (1996-11-12),
5. D361589 - Ink ribbon cassette (1995-08-22),
6. 5230573 - Printer with upstream sensor used to determine paper empty condition (1993-07-27),
7. 5100251 - Paper tractor mechanism (1992-03-31),
8. 4936694 - Printer having paper-introducing ports at the front of the printer casing (1990-06-26),
9. 4934849 - Apparatus for feeding recording paper forwardly and backwardly (1990-06-19),
10. 4793606 - Paper feeding device for a printer (1988-12-27),

Title: The Innovative Contributions of Tadashi Yasuoka

Introduction

Tadashi Yasuoka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of printing technology, holding a total of 10 patents. His inventions focus on enhancing the functionality and efficiency of printers, showcasing his innovative spirit and technical expertise.

Latest Patents

One of Yasuoka's latest patents is a printer with an interlinked paper feeder and drive switch. This invention features a paper feeder that can be mounted as an option, allowing for a switchable paper conveyance path. The driving power of the paper conveying motor is transmitted to a gear via a clutch mechanism, enabling seamless operation. Another notable patent is for a printer with a displaceable trailing roller. This design allows for easy removal of the printer head and contributes to a reduction in printer size. The displaceable trailing roller can be moved to avoid interference during head replacement, thus optimizing the printer's design.

Career Highlights

Throughout his career, Yasuoka has worked with notable companies such as Seikosha Co., Ltd. and Seiko Precision Inc. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects in the printing industry.

Collaborations

Yasuoka has collaborated with talented individuals in his field, including Hidetoshi Kodama and Toshihiko Nakagawara. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Tadashi Yasuoka's contributions to printing technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, paving the way for future innovations in printing.

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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