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For the Inventor, By the Inventor

Tenri, Japan

Yasuharu Morinishi

This inventor holds 12 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1996-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuharu Morinishi. Retrieved from https://idiyas.com/inventor/yasuharu-morinishi

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

Calculating rank
USPTO Granted Patents = 12

% Patents Active = 100.0

Average Co-Inventor Count = 6.5

ph-index = 3

Forward Citations = 33(Granted Patents)


Location History:

  • Nara, JP (1998)
  • Tenri, JP (1996 - 2001)
  • Yamabe-gun, JP (2001 - 2002)

Company Filing History:

goldMedal12 out of 25,982 
 
Sharp Kabushiki Kaisha Corporation
 patents

Years Active: 1996-2002

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12 patents (USPTO):Explore Patents
1. 6420079 - Electrophotographic toner and electrophotographic apparatus (2002-07-16),
2. 6214511 - Toner and manufacturing method thereof (2001-04-10),
3. 6194028 - Apparatus and method of improving particle surface (2001-02-27),
4. 6177224 - Method of manufacturing electrophotographic toner (2001-01-23),
5. 6110635 - Toner for electrophotography and a production method thereof (2000-08-29),
6. 6103439 - Toner used for electrophotography (2000-08-15),
7. 6004713 - Toner, Developer, and process for producing the same (1999-12-21),
8. 5981129 - Electrophotographic toner and method of manufacturing same (1999-11-09),
9. 5976751 - Electrophotographic printing-use toner (1999-11-02),
10. 5846683 - Toner producing method using recycled extra-fine toner particles (1998-12-08),
11. 5799881 - Method and system of producing toner (1998-09-01),
12. 5565294 - Electrostatic charge image-developing toner with polyethylene additive (1996-10-15),

Title: Yasuharu Morinishi: Innovator in Electrophotographic Technology

Introduction

Yasuharu Morinishi is a prominent inventor based in Tenri, Japan. He has made significant contributions to the field of electrophotographic technology, holding a total of 12 patents. His work has been instrumental in advancing the efficiency and effectiveness of electrophotographic systems.

Latest Patents

Morinishi's latest patents include innovations in electrophotographic toner and electrophotographic apparatus. The electrophotographic toner he developed is a dual component that consists of toner base particles and fine inorganic particles. These particles have a volume mean diameter of 250 to 600 nm and a specific surface area of 0.25 to 0.5 m²/g, serving as an abrasive. The toner is characterized by the addition of 1.5 to 2 parts by weight of the abrasive to 100 parts by weight of the toner base particles, which is deposited on the surface of the toner base particles. Additionally, this toner is utilized in an electrophotographic apparatus that features a photoreceptor cleaning device positioned above the center level of the photoreceptor drum.

Career Highlights

Morinishi is associated with Sharp Kabushiki Kaisha Corporation, where he has been able to apply his innovative ideas and research. His work has not only contributed to the company's portfolio but has also enhanced the overall performance of their products in the market.

Collaborations

Some of his notable coworkers include Tadashi Nakamura and Yoshiaki Akazawa. Their collaborative efforts have further propelled advancements in the technology they work on.

Conclusion

Yasuharu Morinishi's contributions to electrophotographic technology exemplify the impact of innovation in the field. His patents and collaborative work continue to influence advancements in this area, showcasing the importance of research and development in technology.

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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