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For the Inventor, By the Inventor

Katsuta, Japan

Toshio Hiki

This inventor holds 16 USPTO granted patents, primarily in Dot Line Printing. Top assignee: Hitachi Koki Co., Ltd.. Active years: 1980-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Hiki. Retrieved from https://idiyas.com/inventor/toshio-hiki

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

Calculating rank
USPTO Granted Patents = 16

% Patents Active = 100.0

Average Co-Inventor Count = 2.9

ph-index = 5

Forward Citations = 64(Granted Patents)


Location History:

  • Ibaraki, JP (1986 - 1991)
  • Katsuta, JP (1980 - 1993)
  • Hitachinaka, JP (1997 - 2002)

Company Filing History:

goldMedal16 out of 1,267 
 
Hitachi Koki Co., Ltd.
 patents

Years Active: 1980-2002

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Areas of Expertise:
Thickness Measurement
Impact Printer
Recording Device
Linear Shuttle Motor
Print Hammer Arrangement
Yoke Assembly
Paper Feed Control
Ink Ribbon Guides
Abrasion Restraint
Printing Apparatus
Buffer Mechanism
Paper Tension Adjustment
16 patents (USPTO):Explore Patents
1. 6502058 - Device for measuring thickness of a form document in an impact printer (2002-12-31),
2. 6341835 - Recording device including buffer mechanism for transporting recording medium in forward and reverse directions (2002-01-29),
3. 6239517 - Linear shuttle motor assembly and a controller therefor (2001-05-29),
4. 5618118 - Impact printer and ribbon cassette (1997-04-08),
5. 5263782 - Print hammer arrangement in dot line printer minimizing number of (1993-11-23),
6. 5237918 - Printing head in a dot-line printer (1993-08-24),
7. 5219235 - Dot line printer having improved yoke assembly (1993-06-15),
8. 5193920 - Dot line printer with paper feed time controlling capability (1993-03-16),
9. 5122003 - Dot line printer having ink ribbon guides (1992-06-16),
10. 5059047 - Apparatus for controlling reversing duration of hammer bank in shuttle (1991-10-22),
11. 5018888 - Paper tension adjusting device and method for a printer (1991-05-28),
12. 4889052 - Paper feed control for a dot-line printer (1989-12-26),
13. 4616943 - Apparatus for preventing the rise of an ink ribbon (1986-10-14),
14. 4311401 - Printing apparatus with inked ribbon lift restrainer (1982-01-19),
15. 4301725 - Printing apparatus with abrasion restrainer (1981-11-24),

Title: **The Innovations of Toshio Hiki: A Visionary Inventor from Katsuta, Japan**

Introduction

Toshio Hiki, an esteemed inventor from Katsuta, Japan, has made significant contributions to the field of printing technology. With a remarkable portfolio of 16 patents, Hiki has focused on enhancing the efficiency and accuracy of printing devices, particularly in measuring document thickness and improving recording mechanisms.

Latest Patents

Among his latest innovations, Hiki has developed a **Device for Measuring Thickness of a Form Document in an Impact Printer**. This invention precisely measures the thickness of a form document loaded in a pin feed tractor, allowing for appropriate adjustments in the gap between the platen and the print head. The device utilizes a projection that is moved by a stepping motor, with the rotation amounts detected to compute the thickness accurately, eliminating any influence from the resilient deformation of the tractor cover.

Another notable patent is the **Recording Device Including Buffer Mechanism for Transporting Recording Medium in Forward and Reverse Directions**. This innovative device positions a recording sheet at one of several starting positions based on the previously utilized printing mode. By improving the transport of the recording sheet, the device enhances printing speed, as it allows for immediate printing operations when the mode remains unchanged.

Career Highlights

Toshio Hiki's career is closely associated with his work at Hitachi Koki Co., Ltd., where he has played a pivotal role in the advancement of printing technologies. His expertise in developing practical solutions has not only benefited the company but has also pushed the boundaries of what is possible in the printing industry.

Collaborations

Throughout his career, Hiki has collaborated with talented coworkers such as Yoshikane Matsumoto and Takashi Nakamura. These partnerships have fostered creativity and innovation, leading to significant advancements that continue to impact the field of printing technology.

Conclusion

Toshio Hiki stands out as an influential inventor whose work in Katsuta, Japan, has revolutionized printing mechanisms. His dedication to developing efficient and reliable technology ensures that he remains a key figure in the realm of innovation and invention, paving the way for future advancements in the industry.

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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