Shizuoka, Japan

Ikuo Maeda

This inventor holds 4 USPTO granted patents. Top assignees: Fdk Corporation, Fuji Electrochemical Co., Ltd., Totoku Electric Co., Ltd. Active years: 1994-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ikuo Maeda. Retrieved from https://idiyas.com/inventor/ikuo-maeda-1c8jxkay

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


% Patents Active = 75.0

Average Co-Inventor Count = 5.3

ph-index = 2

Forward Citations = 49(Granted Patents)


Company Filing History:


Years Active: 1994-2005

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4 patents (USPTO):Explore Patents

Title: Ikuo Maeda: Innovator in Optical Technology

Introduction

Ikuo Maeda is a prominent inventor based in Shizuoka, Japan. With a total of four patents to his name, he has made significant contributions to the field of optical technology. His innovative work blends engineering principles with practical applications, making noteworthy advancements in the industry.

Latest Patents

Ikuo Maeda's most recent patents showcase his expertise in optical devices. One of his inventions is a **Variable Optical Attenuator**. This device comprises a plane-parallel birefringent element that separates and synthesizes light beams with orthogonal polarization directions on a common optical path. It includes a light converging lens situated next to the birefringent element, a reflecting mirror positioned at the lens's focal point, and a variable polarization rotating device. This invention adeptly controls the rotation angle of the polarization direction of incoming light, which allows for manipulation of the reflected output light.

Another significant invention is the **Variable Optical Gain Equalizer**, which includes a variable branching ratio beam splitter integrated with a variable polarization rotator. This device branches an input light beam into two output beams at an arbitrary power ratio. Through the control of the rotation angle by the polarization rotator, it varies the light spectra after passing through an optical filter. These patents reflect Ikuo Maeda's commitment to advancing optical technologies.

Career Highlights

Throughout his career, Ikuo Maeda has been associated with esteemed companies such as FDK Corporation and Fuji Electrochemical Co., Ltd. His roles at these organizations have enabled him to hone his skills and focus on innovative projects in the optical field. His work demonstrates an impressive blend of theoretical knowledge and practical application, which is crucial for the development of cutting-edge optical devices.

Collaborations

In his journey as an inventor, Ikuo Maeda has collaborated with notable colleagues, including Akihiro Masuda and Shohei Abe. These professional relationships have fostered a creative environment, contributing to the development of groundbreaking inventions and advancing the technologies in which they specialize.

Conclusion

Ikuo Maeda stands out as a leading figure in the field of optical technology. His pioneering patents not only highlight his individual capabilities as an inventor but also showcase the potential for greater advancements in the industry. As technology continues to evolve, Maeda's contributions will undoubtedly leave a lasting impact on the field of optical devices.

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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