Yokohama, Japan

Motoichi Iga

This inventor holds 16 USPTO granted patents and 1 published patent application and 3 EPO patents, primarily in Glass Manufacturing. Top assignees: Asahi Glass Company, Limited, Agc Inc.. Active years: 1985-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Motoichi Iga. Retrieved from https://idiyas.com/inventor/motoichi-iga

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 = 68.8

 

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 29(Granted Patents)


Location History:

  • Kanagawa, JP (2007 - 2011)
  • Yokohama, JP (1985 - 2012)
  • Chiyoda-ku, JP (2012)
  • Tokyo, JP (2012 - 2021)

Company Filing History:


Years Active: 1985-2025

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Areas of Expertise:
Glass Substrate
Plate Glass Production
Bubble Removal
Molten Glass
Flat Glass
Vacuum Degassing
Glass Production Device
Apparatus Manufacturing
Sheet Glass
Conduit Structure
16 patents (USPTO):Explore Patents

Title: Innovations in Glass Technology by Motoichi Iga

Introduction

Motoichi Iga, an accomplished inventor based in Yokohama, Japan, has made significant contributions to the field of glass technology. With an impressive portfolio of 15 patents, Iga's work primarily focuses on the improvement of glass manufacturing processes, ensuring high precision and quality in the final products.

Latest Patents

Among Iga's latest innovations are a method for forming molten glass and an associated forming apparatus. The primary goal of this method is to enhance the forming accuracy of molten glass easily. One embodiment involves discharging molten glass at a temperature above its softening point in a strip shape onto the surface of molten metal. This glass ribbon is then transported, with a cooling process applied to lower its temperature below the softening point across its entire width during transportation. Additionally, he has developed a glass substrate characterized by a rectangular glass sheet with precise thickness tolerances of less than 6.26 micrometers, reflecting his commitment to quality in glass manufacturing.

Career Highlights

Motoichi Iga has built a reputable career, working with prominent industries in glass manufacturing. He has been associated with Asahi Glass Company, Limited, and AGC Inc., where he has contributed his expertise to advance technologies in glass production.

Collaborations

Throughout his career, Iga has collaborated with talented professionals such as Toru Kamihori and Atsushi Inoue. These collaborations have enriched his work, allowing for the exchange of innovative ideas and insights that further advance glass technology.

Conclusion

Motoichi Iga stands out as a remarkable inventor in the glass technology sector. His advancements, particularly in the accurate formation and quality of glass substrates, position him as a key figure in the industry. His work not only showcases individual ingenuity but also highlights the collaborative nature of innovation in modern manufacturing.

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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