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For the Inventor, By the Inventor

Iwaki, Japan

Shigetaka Furukawa

This inventor holds 6 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1987-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigetaka Furukawa. Retrieved from https://idiyas.com/inventor/shigetaka-furukawa

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

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 5.9

ph-index = 4

Forward Citations = 34(Granted Patents)


Location History:

  • Takahagi, JP (1987 - 1992)
  • Iwaki, JP (1997 - 2000)

Company Filing History:

goldMedal6 out of 42,740 
 
Hitachi, Ltd.
 patents

Years Active: 1987-2000

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6 patents (USPTO):Explore Patents
1. 6069641 - Ion flow recording apparatus and liquid developing method (2000-05-30),
2. 5640664 - Envelope feeding apparatus and electronic machine having envelope (1997-06-17),
3. 5135319 - Ink ribbon cassette for use in a thermal transfer printer and having (1992-08-04),
4. 5094555 - Thermal printer and invertible ribbon cassette therefor including a (1992-03-10),
5. 4768894 - Thermal printer having a flat platen support mechanism (1988-09-06),
6. 4707708 - Thermal print head (1987-11-17),

Title: Shigetaka Furukawa: Innovator in Recording Technology

Introduction

Shigetaka Furukawa is a notable inventor based in Iwaki, Japan. He has made significant contributions to the field of recording technology, holding a total of 6 patents. His work focuses on enhancing the efficiency and quality of recording processes.

Latest Patents

Furukawa's latest patents include an ion flow recording apparatus and a liquid developing method. The ion flow recording apparatus is designed to perform recording with density modulation for every pixel. It utilizes a developing unit that faces the direction of gravity, allowing for effective development using a liquid developer. This innovative design includes a control valve on the application pipe and a rotary shaft for alternating use of two developing units, which prevents toner deposition and ensures clear recording.

Another significant patent is the envelope feeding apparatus, which is integrated into electronic photography printing machines. This apparatus mimics the appearance of a popular paper feeding system, allowing for seamless exchange between recording on standard paper and envelopes. The design includes an elastic envelope pressing member that maintains equal force on both sides of the envelopes, ensuring consistent feeding and processing.

Career Highlights

Furukawa has dedicated his career to advancing recording technologies, particularly in the realm of electronic photography. His innovative designs have improved the functionality and versatility of recording devices, making them more user-friendly and efficient.

Collaborations

Throughout his career, Furukawa has collaborated with esteemed colleagues such as Tomoji Kitagishi and Masafumi Suzaki. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Shigetaka Furukawa's contributions to recording technology exemplify his innovative spirit and dedication to improving electronic devices. His patents reflect a commitment to enhancing the quality and efficiency of recording processes, making a lasting impact in the field.

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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