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For the Inventor, By the Inventor

Minami-ashigara, Japan

Fumiaki Tambo

USPTO Granted Patents = 10

Average Co-Inventor Count = 3.5

ph-index = 5

Forward Citations = 93(Granted Patents)


Company Filing History:

goldMedal10 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents

Years Active: 1995-2002

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10 patents (USPTO):Explore Patents
1. 6395440 - Electrophotographic photoreceptor, process cartridge and electrophotographic apparatus using the same (2002-05-28),
2. 6045856 - Process for producing a resistive element by diffusing glass (2000-04-04),
3. 6020426 - Charge-transporting copolymer, method of forming charge-transporting (2000-02-01),
4. 5834149 - Hydroxygallium phthalocyanine crystals and electrophotographic (1998-11-10),
5. 5759726 - Electrographic photosensitive member (1998-06-02),
6. 5756247 - Hydroxygallium phthalocyanine crystal, and electro-photographic (1998-05-26),
7. 5663327 - Hydroxygallium phthalocyanine crystal, process for producing the same, (1997-09-02),
8. 5510823 - Paste for resistive element film (1996-04-23),
9. 5384157 - Tungsten oxide film, process for producing same and electrochromic (1995-01-24),
10. 5384076 - Resistive film-forming composition and electronic components using the (1995-01-24),

Title: Fumiaki Tambo: Innovator in Electrophotographic Technology

Introduction

Fumiaki Tambo is a prominent inventor based in Minami-ashigara, Japan. He has made significant contributions to the field of electrophotographic technology, holding a total of 10 patents. His work focuses on enhancing the performance and durability of electrophotographic photoreceptors and related apparatus.

Latest Patents

Tambo's latest patents include innovations such as an electrophotographic photoreceptor, process cartridge, and electrophotographic apparatus. The electrophotographic photoreceptor features a bipolar charge transport layer that possesses both hole- and electron-transporting properties. This layer is composed of a block copolymer or a graft copolymer, which enhances its mechanical strength, discharge product resistance, and coating dispersion stability. The resulting photoreceptor is designed for high performance and longevity, meeting various requirements for effective operation. Additionally, Tambo has developed a process for producing a resistive element by diffusing glass, which involves forming a substrate glazed with glass and applying a resistive element-forming paste. This innovative method increases the resistivity of the element through a two-step heating process.

Career Highlights

Fumiaki Tambo is currently employed at Fuji Xerox Co., Ltd., where he continues to advance his research and development efforts. His work has significantly impacted the field of electrophotography, leading to improvements in the efficiency and reliability of printing technologies.

Collaborations

Tambo has collaborated with notable colleagues, including Yasuo Sakaguchi and Katsumi Daimon, contributing to a dynamic research environment that fosters innovation and technological advancement.

Conclusion

Fumiaki Tambo's contributions to electrophotographic technology exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of material properties and their applications in modern technology. Tambo's work continues to influence the industry, paving the way for future advancements in electrophotographic systems.

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