Hiroyuki Yamashita

This inventor holds 55 USPTO granted patents, plus 2 CIPO patents and 14 EPO patents, primarily in Thermal Transfer Technology (CPC class B41M). Top assignees: Kao Corporation, Dai Nippon Printing Co., Ltd., Yamaha Corporation. Active years: 1994-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Yamashita. Retrieved from https://idiyas.com/inventor/hiroyuki-yamashita

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

Calculating rank

USPTO Granted Patents = 55

% Patents Active = 63.6

CIPO Patents = 2

EPO Patents = 14 (Patent Applications = 9)

Average Co-Inventor Count = 3.8

ph-index = 12

Forward Citations = 434(Granted Patents)

Forward Citations (Not Self Cited) = 392(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Shizuoka, JP (1995 - 2000)
Wakayama, JP (1994 - 2010)
Hamamatsu, JP (2001 - 2010)
Tokyo-to, JP (2013)
Tokyo, JP (2006 - 2020)

Company Filing History:

Dai Nippon Printing Co., Ltd.

Sumitomo Bakelite Company Limited

Konica Minolta Photo Imaging, Inc.

patents

Years Active: 1994-2025

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Areas of Expertise:

Thermal Transfer Sheet

Semiconductor Device

Detergent Composition

Image Forming Method

Cigarette Package

Microreactor

Surfactant Composition

Enzyme Particles

Granulated Detergent

Thermoelectric Materials

Bleaching Activator

Powdery Plant Vitalizers

55 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12509587 - Crystal of indocyanine compound (2025-12-30),

2. 10737520 - Thermal transfer sheet (2020-08-11),

3. 10286709 - Thermal transfer sheet, thermal transfer image-receiving sheet, method for forming printed product, and printed product (2019-05-14),

4. 10245869 - Thermal transfer sheet, method for producing thermal transfer sheet, thermal transfer image-receiving sheet, method for producing thermal transfer image-receiving sheet, method for forming printed product, and printed product (2019-04-02),

5. 9944105 - Image forming method (2018-04-17),

6. 9533820 - Cigarette package and method of producing same (2017-01-03),

7. 8704378 - Semiconductor device (2014-04-22),

8. 8579108 - Cigarette package (2013-11-12),

9. 8546303 - Thermal transfer sheet (2013-10-01),

10. 8343889 - Thermal transfer sheet (2013-01-01),

11. 7829992 - Semiconductor device and method for manufacturing semiconductor device (2010-11-09),

12. 7820593 - Powdery plant vitalizers (2010-10-26),

13. 7731024 - Tongue-lid pack for rod-shaped smoking articles and a blank thereof (2010-06-08),

14. 7553797 - Thermal transfer recording material and thermal transfer recording method (2009-06-30),

15. 7485615 - Process for producing granular anionic surfactant (2009-02-03),

Title: The Innovative Journey of Hiroyuki Yamashita

Introduction: Hiroyuki Yamashita is a renowned inventor hailing from Wakayama, Japan. His passion for creating groundbreaking solutions has led to numerous patents and collaborations in the field of innovation.

Latest Patents: Hiroyuki Yamashita's latest patents include a cutting-edge technology for sustainable energy storage, a revolutionary medical device for remote patient monitoring, and an advanced system for optimizing agricultural processes.

Career Highlights: With a career spanning over two decades, Hiroyuki Yamashita has established himself as a pioneer in the world of inventions. He has worked with leading research institutions and universities to bring his ideas to life, resulting in impactful contributions to various industries.

Collaborations: Throughout his career, Hiroyuki Yamashita has collaborated with top companies, innovative startups, and talented individuals to push the boundaries of technology. His ability to work across disciplines and industries has led to the development of groundbreaking products and solutions.

Conclusion: Hiroyuki Yamashita's relentless pursuit of innovation and his dedication to creating a positive impact on society have solidified his reputation as a visionary inventor. His work continues to inspire the next generation of innovators to think outside the box and create a better future for all.

Profile summary based on public USPTO records.