Gunma, Japan

Ryouji Iwai

This inventor holds 4 USPTO granted patents. Top assignees: Shin-Etsu Chemical Co., Ltd., Shin-Etsu Handotai Co., Ltd.. Active years: 1997-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryouji Iwai. Retrieved from https://idiyas.com/inventor/ryouji-iwai

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 = 2.7

ph-index = 3

Forward Citations = 43(Granted Patents)


Location History:

  • Gunma-ken, JP (1997 - 2001)
  • Gunma, JP (2005)

Company Filing History:


Years Active: 1997-2005

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4 patents (USPTO):Explore Patents

Title: Ryouji Iwai: Innovator in Heating Technology

Introduction

Ryouji Iwai is a notable inventor based in Gunma, Japan. He has made significant contributions to the field of heating technology, holding a total of 4 patents. His innovative designs focus on enhancing the efficiency and safety of heating apparatuses.

Latest Patents

One of Iwai's latest patents is a heating apparatus with an electrostatic attraction function. This invention comprises a supporting base, an electrode for electrostatic attraction, and a heating layer. The design includes an insulating layer that ensures high thermal shock resistance and stability during rapid temperature changes. Another significant patent is the multiple-layered ceramic heater, which is based on resistance heating. This integrated type heater features an electrical insulating ceramic support substrate and a heater pattern that maintains excellent thermal uniformity.

Career Highlights

Throughout his career, Ryouji Iwai has worked with prominent companies such as Shin-Etsu Chemical Co., Ltd. and Shin-Etsu Handotai Co., Ltd. His experience in these organizations has contributed to his expertise in developing advanced heating technologies.

Collaborations

Iwai has collaborated with notable coworkers, including Shoji Kano and Noboru Kimura. Their combined efforts have led to innovative solutions in the heating technology sector.

Conclusion

Ryouji Iwai's contributions to heating technology through his patents and collaborations highlight his role as a significant inventor in this field. His work continues to influence advancements in efficient and safe heating solutions.

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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