Osaka, Japan

Tsutomu Iwashita

This inventor holds 10 USPTO granted patents and 2 published patent applications and 2 EPO patents. Top assignees: Panasonic Intellectual Property Management Co., Ltd., Panasonic Corporation. Active years: 2012-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Iwashita. Retrieved from https://idiyas.com/inventor/tsutomu-iwashita

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

USPTO Granted Patents = 10 

% Patents Active = 60.0


Average Co-Inventor Count = 1.8

ph-index = 2

Forward Citations = 56(Granted Patents)


Company Filing History:


Years Active: 2012-2023

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10 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Tsutomu Iwashita

Introduction

Tsutomu Iwashita is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of optical systems, holding a total of 10 patents. His work focuses on enhancing visual technology, particularly in head-up displays and lens systems.

Latest Patents

One of Iwashita's latest patents is a head-up display that includes a display element for showing images and a projection optical system. This system projects the displayed image onto the viewer's line of sight. The optical system features a combiner positioned in the optical path, which has a curved surface shape to optimize the viewing experience. Another notable patent is for a fixed focal length lens system. This system consists of multiple lens elements, including a positive meniscus lens, designed to improve image quality. The configuration of these lens elements is meticulously crafted to meet specific optical conditions.

Career Highlights

Throughout his career, Tsutomu Iwashita has worked with notable companies, including Panasonic Intellectual Property Management Co., Ltd. and Panasonic Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in optical technology.

Collaborations

Iwashita has collaborated with several talented individuals in his field, including Shinji Yamaguchi and Yoshiaki Kurioka. These partnerships have contributed to the advancement of his projects and the successful development of his patents.

Conclusion

Tsutomu Iwashita's contributions to optical technology through his patents and collaborations highlight his role as a leading inventor in the industry. His innovative work continues to influence advancements in visual 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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