Odawara, Japan

Mikio Tomaru

This inventor holds 32 USPTO granted patents and 1 published patent application and 1 EPO patent, primarily in Coating Technology. Top assignees: Fuji Photo Film Company, Limited, Fujifilm Corporation. Active years: 1993-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mikio Tomaru. Retrieved from https://idiyas.com/inventor/mikio-tomaru

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

USPTO Granted Patents = 32 

% Patents Active = 96.9

 

Average Co-Inventor Count = 2.5

ph-index = 5

Forward Citations = 261(Granted Patents)


Location History:

  • Odawara, JP (2002 - 2006)
  • Kanagawa, JP (1993 - 2008)
  • Minami-Ashigara, JP (2014 - 2021)

Company Filing History:


Years Active: 1993-2021

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Areas of Expertise:
Coating Method
Magnetic Recording Medium
Optical Film
Extrusion Coating
Application Method
Coating Apparatus
Manufacturing Method
Smooth Coating Layer
Image Display Function
Thin Film Formation
Coating Head
Running Web
32 patents (USPTO):Explore Patents

Title: Innovations and Patents of Mikio Tomaru

Introduction

Mikio Tomaru, an esteemed inventor based in Odawara, Japan, has made significant contributions to the field of materials science and optics through his innovative patents. With a prolific portfolio comprising 32 patents, his work has continually influenced advancements in laminate technology and visual displays.

Latest Patents

Among his recent inventions, Tomaru has developed a laminated body and a method for producing it. This laminated body features a substrate, an adhesive layer, and a multilayer film that uniquely transmits first polarized light while reflecting second polarized light. The structure of the multilayer film is noteworthy, consisting of multiple first layers made of crystalline naphthalenedicarboxylic acid polyester, alternating with second layers formed from a different polymer. Utilizing this unique composition, the laminated body achieves a higher refractive index and has a carefully calibrated thermal expansion coefficient.

Another significant invention is the rearview mirror equipped with an image display function. This innovative mirror integrates an image display device, a quarter-wavelength plate, and a circular polarization reflection layer, culminating in a front surface plate comprising a substrate and an inorganic reflection layer. The circular polarization reflection layer includes a cholesteric liquid crystal layer that selectively reflects specific wavelengths within the visible spectrum, enhancing the functionality of rearview mirrors in vehicles.

Career Highlights

Mikio Tomaru has had a distinguished career, working with well-respected companies such as Fuji Photo Film Company, Limited and Fujifilm Corporation. His experience in these organizations has allowed him to hone his skills and develop groundbreaking technologies that continue to impact the industry.

Collaborations

Throughout his career, Tomaru has collaborated with notable coworkers including Norio Shibata and Shinsuke Takahashi. Together, they have contributed to the successful development of innovative products and patents, fostering a collaborative spirit within their projects.

Conclusion

Mikio Tomaru's extensive portfolio of patents showcases his remarkable talent as an inventor. His recent inventions, particularly in laminated bodies and advanced mirror technologies, position him as a pioneer in his field. As he continues to innovate and collaborate with fellow experts, Tomaru's contributions to material science and optics will undoubtedly shape the future of these industries.

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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