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For the Inventor, By the Inventor

Nara, Japan

Toshio Yamagishi

USPTO Granted Patents = 13

Average Co-Inventor Count = 1.9

ph-index = 8

Forward Citations = 125(Granted Patents)


Company Filing History:

goldMedal13 out of 25,560 
 
Sharp Kabushiki Kaisha Corporation
 patents

Years Active: 1983-1998

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13 patents (USPTO):Explore Patents
1. 5717501 - Digital image forming apparatus (1998-02-10),
2. 5515180 - Image processing device (1996-05-07),
3. 5181714 - Document feeder with adjustable length document reversing transport path (1993-01-26),
4. 4954846 - Detecting device for detecting the size and/or presence of an original (1990-09-04),
5. 4831603 - Timing control device for driving mechanism (1989-05-16),
6. 4814817 - Image forming device with separable units (1989-03-21),
7. 4796063 - Multiple-unit type copying apparatus (1989-01-03),
8. 4714941 - Copying apparatus having a controlled scanning speed according to a (1987-12-22),
9. 4654645 - Electric element breakdown detector (1987-03-31),
10. 4618242 - Heat fixing device for a copying machine (1986-10-21),
11. 4585333 - Separated communication between electrophotographic copying machine and (1986-04-29),
12. 4465360 - Electrophotographic copying machine (1984-08-14),
13. 4375917 - Single-chip, MOS-LSI microprocessor controlled electrophotographic (1983-03-08),

Title: Toshio Yamagishi: Innovator in Digital Imaging Technology

Introduction

Toshio Yamagishi is a prominent inventor based in Nara, Japan. He has made significant contributions to the field of digital imaging technology, holding a total of 13 patents. His work has greatly influenced the development of image processing devices and digital image forming apparatuses.

Latest Patents

Yamagishi's latest patents include a digital image forming apparatus and an image processing device. The digital image forming apparatus features a CCD optical unit and an information editing section, allowing for efficient image information input and processing. This innovation enhances the functionality of digital copying machines by enabling various image editing functions. The image processing device aims to reduce the effects of pulse variation in printers, improving gray level representation in printed images. By processing data two pixels at a time, it enhances image quality, particularly in gray level portions.

Career Highlights

Yamagishi has dedicated his career to advancing digital imaging technologies. His work at Sharp Kabushiki Kaisha Corporation has positioned him as a key player in the industry. His inventions have not only improved existing technologies but have also paved the way for future innovations in image processing.

Collaborations

Throughout his career, Yamagishi has collaborated with notable colleagues, including Masanobu Deguchi and Toshihisa Matsuo. These partnerships have fostered a creative environment that has led to groundbreaking advancements in their field.

Conclusion

Toshio Yamagishi's contributions to digital imaging technology are invaluable. His innovative patents and collaborative efforts continue to shape the future of image processing. His work exemplifies the spirit of innovation that drives technological advancement.

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