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For the Inventor, By the Inventor

Nara, Japan

Satoshi Nishigaki

USPTO Granted Patents = 13

Average Co-Inventor Count = 3.9

ph-index = 7

Forward Citations = 175(Granted Patents)


Company Filing History:

goldMedal13 out of 25,530 
 
Sharp Kabushiki Kaisha Corporation
 patents

Years Active: 1986-2007

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13 patents (USPTO):Explore Patents
1. 7285158 - Recording agent, image forming device, and image forming method (2007-10-23),
2. 6322940 - Electrophotographic photoreceptor and electrophotographic image forming process (2001-11-27),
3. 6291120 - Electrophotographic photoreceptor and coating composition for charge generating layer (2001-09-18),
4. 5492786 - Electrophotographic photoreceptor (1996-02-20),
5. 5489496 - Electrophotographic photoconductor and a method for forming the same (1996-02-06),
6. 5393636 - Process for producing toner for the development of an electric image (1995-02-28),
7. 4942481 - Contact-type image sensor (1990-07-17),
8. 4939591 - Contact-type image sensor (1990-07-03),
9. 4828876 - Production of photoelectric conversion film and contact type image sensor (1989-05-09),
10. 4766085 - Method of manufacturing contact type one-dimensional image sensor (1988-08-23),
11. 4701997 - Method of making photo-electric converting elements (1987-10-27),
12. 4644406 - Large scale contact type image reading unit using two-dimensional sensor (1987-02-17),
13. 4597012 - Two-dimensional image read-out sensor device (1986-06-24),

Title: Satoshi Nishigaki: Innovator in Image Forming Technologies

Introduction

Satoshi Nishigaki is a prominent inventor based in Nara, Japan. He has made significant contributions to the field of image forming technologies, holding a total of 13 patents. His innovative work focuses on enhancing the quality and efficiency of image formation through advanced methods and materials.

Latest Patents

Nishigaki's latest patents include a recording agent, image forming device, and image forming method. The image forming method involves creating an ink through subtractive color mixing, utilizing plural color components that differ in hue. This ink is designed to have a higher spectral reflectance than the first coloring agent used. Another notable patent is for an electrophotographic photoreceptor and image forming process. This invention aims to implement a photoreceptor with high sensitivity, enabling high-density recording at resolutions of 1200 dpi or more. The photoreceptor comprises an electrically conductive support and a photosensitive layer, which includes a charge generating layer and a charge transport layer.

Career Highlights

Satoshi Nishigaki is currently associated with Sharp Kabushiki Kaisha Corporation, where he continues to develop innovative technologies in image formation. His work has significantly impacted the efficiency and quality of imaging devices used in various applications.

Collaborations

Nishigaki has collaborated with notable colleagues, including Shuhei Tsuchimoto and Masataka Itoh. These collaborations have further enhanced the development of advanced imaging technologies.

Conclusion

Satoshi Nishigaki's contributions to the field of image forming technologies demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of the complexities involved in image formation, paving the way for future advancements in this area.

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