Kawasaki, Japan

Hiroki Futatsuya

This inventor holds 11 USPTO granted patents. Top assignees: Fujitsu Semiconductor Limited, Fujitsu Microelectronics Limited, Fujitsu Corporation. Active years: 2005-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroki Futatsuya. Retrieved from https://idiyas.com/inventor/hiroki-futatsuya

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


% Patents Active = 36.4

Average Co-Inventor Count = 1.7

ph-index = 3

Forward Citations = 55(Granted Patents)


Location History:

  • Akishima, JP (2009 - 2012)
  • Kawasaki, JP (2005 - 2013)

Company Filing History:


Years Active: 2005-2013

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11 patents (USPTO):Explore Patents

Title: Hiroki Futatsuya: Innovator in Semiconductor Manufacturing

Introduction

Hiroki Futatsuya is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of semiconductor manufacturing, holding a total of 11 patents. His innovative approaches have advanced the technology used in the production of semiconductor devices.

Latest Patents

One of Hiroki Futatsuya's latest patents is a semiconductor device manufacturing method. This method involves transferring patterns formed on a reticle to a semiconductor substrate using exposure with oblique incidence illumination. The process includes an aperture stop with a first ring-shaped aperture and multiple second apertures surrounding it. This configuration allows for the transfer of patterns arranged at various pitches while maintaining high resolution and sufficient depth of focus (DOF). This innovation ensures that patterns can be stably transferred, even when arranged at different pitch values.

Career Highlights

Hiroki has worked with notable companies in the semiconductor industry, including Fujitsu Semiconductor Limited and Fujitsu Microelectronics Limited. His experience in these organizations has contributed to his expertise and the development of his patented technologies.

Collaborations

Throughout his career, Hiroki has collaborated with talented individuals such as Kazumasa Morishita and Yuji Setta. These partnerships have fostered innovation and the sharing of ideas in the semiconductor field.

Conclusion

Hiroki Futatsuya's contributions to semiconductor manufacturing through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the advancement of semiconductor 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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