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Masafumi Tanaka

USPTO Granted Patents = 22 (Patent Applications = 1)

Average Co-Inventor Count = 3.7

ph-index = 7

Forward Citations = 208(Granted Patents)

Location History:

Tokyo, JP (2016 - 2020)
Tokyo-to, JP (2020)
Osaka, JP (1991 - 2021)
Sakai, JP (2019 - 2024)

Company Filing History:

7 out of 28,577

Ricoh Company, Ltd.

6 out of 13,307

Panasonic Intellectual Property Management Co., Ltd.

Dai Nippon Printing Co., Ltd.

4. 4 out of 3,307

Years Active: 1991-2025

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22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12248121 - Optical film, and polarizing plate, surface plate, image display panel and image display device using the optical film, and method for producing the optical film, and method for selecting optical film, and evaluation method of finger print wiping property (2025-03-11),

2. 12135406 - Optical film, and polarizing plate, surface plate, image display panel and image display device using the optical film, and method for producing the optical film, and method for selecting optical film, and evaluation method of finger print wiping property (2024-11-05),

3. 11993344 - Bicycle electric component (2024-05-28),

4. 11203291 - Controller and control system (2021-12-21),

5. 11052967 - Bicycle electric component (2021-07-06),

6. 10808152 - Adhesive composition and adhesive sheet using same (2020-10-20),

7. 10684539 - Lighting device and projection display apparatus (2020-06-16),

8. 10474019 - Phosphor disc, phosphor wheel, light source device, projection display apparatus, and manufacturing method of phosphor disc (2019-11-12),

9. 10394110 - Phosphor wheel module, light source device, and projection display apparatus (2019-08-27),

10. 10377444 - Bicycle electric component (2019-08-13),

11. 10268111 - Phosphor wheel, light source device, and projector-type image display apparatus (2019-04-23),

12. 10162252 - Phosphor disc, phosphor wheel, light source device, projection display apparatus, and manufacturing method of phosphor disc (2018-12-25),

13. 9863604 - Phosphor wheel, light source device, and projection image display apparatus (2018-01-09),

14. 9678248 - Antireflective article, image display device, production mold for antireflective article and production method for antireflective article production mold (2017-06-13),

15. 9442222 - Antireflective article, image display device, and production mold for antireflective article (2016-09-13),

Title: Masafumi Tanaka: Innovator in Optical Film Technology

Introduction

Masafumi Tanaka, based in Osaka, Japan, is an accomplished inventor with a remarkable portfolio of 22 patents. His work primarily focuses on advancements in optical film technology, significantly contributing to the fields of imaging and display technologies.

Latest Patents

Tanaka's latest patents include innovative solutions such as an optical film designed to offer high anti-glare properties alongside favorable fingerprint wiping capabilities. This sophisticated optical film features a structured first surface with an anti-reflection layer, followed by an anti-glare layer. The first surface is characterized by its profile of depressions and projections, adhering to precise specifications which enhance its performance. Specifically, the optical film meets the requirements laid out in ISO 25178-2:2012, further ensuring its effectiveness and reliability in diverse applications.

Career Highlights

Throughout his career, Masafumi Tanaka has made significant strides while working for renowned companies including Ricoh Company, Ltd. and Panasonic Intellectual Property Management Co., Ltd. His contributions have not only led to numerous patents but have also advanced the technology employed in modern optical devices.

Collaborations

In his endeavors, Tanaka has collaborated with notable individuals such as Takashi Ikeda and Tatsuya Fujii. These partnerships have been pivotal in fostering innovation and driving the development of cutting-edge optical solutions.

Conclusion

Masafumi Tanaka exemplifies the spirit of innovation within the optical technology sector. His extensive patent portfolio and collaborative efforts underscore his commitment to improving user experiences through advanced optical film products. As the demand for high-quality image display technologies continues to grow, Tanaka’s contributions will undoubtedly remain influential in shaping the future of this industry.

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