Ishikawa, Japan

Masahiko Futatsuka

This inventor holds 12 USPTO granted patents, plus 9 CIPO patents. Top assignees: Fujitsu Corporation, Pfu Limited. Active years: 1995-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiko Futatsuka. Retrieved from https://idiyas.com/inventor/masahiko-futatsuka

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

Calculating rank

% Patents Active = 100.0


Average Co-Inventor Count = 5.7

ph-index = 7

Forward Citations = 103(Granted Patents)


Location History:

  • Ishikawa, JP (1995 - 1996)
  • Kahoku, JP (1996)
  • Kahoku-gun, JP (1996 - 1997)

Company Filing History:


Years Active: 1995-1997

Loading Chart...
Loading Chart...
12 patents (USPTO):Explore Patents

Title: Masahiko Futatsuka: Innovator in Document Input Technology

Introduction

Masahiko Futatsuka is a prominent inventor based in Ishikawa, Japan. He has made significant contributions to the field of document input devices, holding a total of 12 patents. His innovative designs have improved the efficiency and functionality of various technologies.

Latest Patents

One of his latest patents is an automatic paper feeder and frame structure for document input devices. This invention includes a pick roller, separator pads that interact with the pick roller, and a unique arrangement of pick springs. The design features first and second pick springs that are integrally formed as a spring unit using a single metal plate. The configuration allows for optimized contact forces, enhancing the paper feeding process. The separator pad is crafted from a rubber sheet, branching into fork-like pad units, which work in conjunction with the spring unit to ensure reliable operation.

Career Highlights

Throughout his career, Masahiko Futatsuka has worked with notable companies such as Pfu Limited and Fujitsu Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in document handling technology.

Collaborations

Masahiko has collaborated with talented individuals in his field, including Shuichi Morikawa and Satoshi Ishida. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Masahiko Futatsuka's contributions to the field of document input devices exemplify his innovative spirit and dedication to improving technology. His patents reflect a deep understanding of engineering principles and a commitment to enhancing user experience.

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]
Loading…