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For the Inventor, By the Inventor

Yamatokoriyama, Japan

Yoshiharu Tsujimoto

This inventor holds 14 USPTO granted patents. Top assignees: Sharp Kabushiki Kaisha Corporation, Kao Corporation, Sharp Corporation. Active years: 1987-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiharu Tsujimoto. Retrieved from https://idiyas.com/inventor/yoshiharu-tsujimoto

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

USPTO Granted Patents = 14

% Patents Active = 100.0

Average Co-Inventor Count = 4.4

ph-index = 6

Forward Citations = 75(Granted Patents)


Location History:

  • Suita, JP (1987 - 1989)
  • Osaka, JP (1989)
  • Nara, JP (1990)
  • Yamatokoriyama, JP (1990 - 1993)
  • Yamatokohriyama, JP (1990 - 1994)

Company Filing History:

goldMedal13 out of 25,954 
 
Sharp Kabushiki Kaisha Corporation
 patents
silverMedal1 out of 3,675 
 
Kao Corporation
 patents
bronzeMedal1 out of 847 
 
Sharp Corporation
 patents
where one patent can have more than one assignee

Years Active: 1987-1994

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14 patents (USPTO):Explore Patents
1. 5352559 - Photosensitive sheet and a method for the formation of images using the (1994-10-04),
2. 5178985 - Image forming method combining heat and pressure to produce a color image (1993-01-12),
3. 5097287 - Image forming apparatus (1992-03-17),
4. 5057391 - Photosensitive member for electrophotography and process for making (1991-10-15),
5. 5009977 - Photosensitive member for electrophotography having amorphous silicon (1991-04-23),
6. 4958197 - Cleaning blade with a surface active antistatic agent (1990-09-18),
7. 4935777 - Method of stabilizing surface potential of photoreceptor for (1990-06-19),
8. 4916478 - Method for the formation of images and an apparatus for the same (1990-04-10),
9. 4910550 - Image formation apparatus with supplemental light source (1990-03-20),
10. 4896183 - Image formation apparatus with supplemental light source (1990-01-23),
11. 4847652 - Image transfer device (1989-07-11),
12. 4827306 - Discharging apparatus and method for use in a copying machine (1989-05-02),
13. 4771318 - Copying machine with multiple transport function (1988-09-13),
14. 4654286 - Method of removing a charge from an electrophotographic photoreceptor (1987-03-31),

Title: The Innovative Contributions of Yoshiharu Tsujimoto

Introduction

Yoshiharu Tsujimoto is a notable inventor hailing from Yamatokoriyama, Japan. He has made significant contributions to the field of imaging technology, holding a total of 14 patents. His work has paved the way for advancements in photosensitive materials and image formation methods.

Latest Patents

Among his latest patents is a photosensitive sheet designed for image formation. This innovative sheet comprises a substrate coated with a light-reflective substance and pressure-rupturable capsules containing chromogenic and photosensitive materials. These materials harden when exposed to light, allowing for the creation of images. Another notable patent involves a method for image formation that combines heat and pressure to produce a color image. This method utilizes a light-receiving sheet coated with microcapsules and a developing material, resulting in a colored image through a unique curing process.

Career Highlights

Yoshiharu Tsujimoto has had a distinguished career, working with prominent companies such as Sharp Corporation. His expertise in imaging technology has led to numerous innovations that have impacted the industry significantly.

Collaborations

Throughout his career, Tsujimoto has collaborated with esteemed colleagues, including Kunio Ohashi and Hiroshi Kinashi. These partnerships have fostered a creative environment that has contributed to his success as an inventor.

Conclusion

Yoshiharu Tsujimoto's contributions to imaging technology through his patents and collaborations highlight his role as a leading inventor in the field. His innovative work continues to influence advancements in photosensitive materials and image formation methods.

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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