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For the Inventor, By the Inventor

Tokyo, Japan

Hisakazu Yoshino

This inventor holds 20 USPTO granted patents, primarily in Optical Inspection Technology. Top assignees: Tokyo Kogaku Kikai Kabushiki Kaisha, Kabushiki Kaisha Topcon, Kabushiki Kaisha Toshiba. Active years: 1986-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisakazu Yoshino. Retrieved from https://idiyas.com/inventor/hisakazu-yoshino

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

Calculating rank
USPTO Granted Patents = 20

% Patents Active = 100.0

Average Co-Inventor Count = 2.9

ph-index = 10

Forward Citations = 279(Granted Patents)


Location History:

  • Tochigi, JP (1994 - 1995)
  • Tokyo, JP (1986 - 2000)
  • Tochigi-ken, JP (2000)

Company Filing History:

goldMedal11 out of 153 
 
Tokyo Kogaku Kikai Kabushiki Kaisha
 patents
silverMedal8 out of 1,033 
 
Kabushiki Kaisha Topcon
 patents
bronzeMedal7 out of 53,286 
 
Kabushiki Kaisha Toshiba
 patents
4. 1 out of 580 
 
Topcon Corporation
 patents
where one patent can have more than one assignee

Years Active: 1986-2000

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Areas of Expertise:
Surface Inspection
Photomask Pattern
Optical Substrate
Scanning Projection
Wide-Field Exposure
Lens Production
Eye Disease Inspection
Stereo-Microscope
Refractive Index
Lens Meter
Alignment Techniques
Defect Detection
20 patents (USPTO):Explore Patents
1. 6104481 - Surface inspection apparatus (2000-08-15),
2. 6100970 - Apparatus for inspecting slight defects on a photomask pattern (2000-08-08),
3. 6084716 - Optical substrate inspection apparatus (2000-07-04),
4. 5828457 - Sample inspection apparatus and sample inspection method (1998-10-27),
5. 5812259 - Method and apparatus for inspecting slight defects in a photomask pattern (1998-09-22),
6. 5673135 - Scanning projection optical device (1997-09-30),
7. 5448416 - Wide-field exposure optical system (1995-09-05),
8. 5369521 - Scanning type projector (1994-11-29),
9. 5298096 - Method of producing a lens (1994-03-29),
10. 4984890 - Method and an apparatus for aligning first and second objects with each (1991-01-15),
11. 4902133 - Method and an apparatus for aligning first and second objects with each (1990-02-20),
12. 4808002 - Method and device for aligning first and second objects relative to each (1989-02-28),
13. 4711541 - Slit lamp and accessory device thereof (1987-12-08),
14. 4711540 - Eye disease inspecting instrument (1987-12-08),
15. 4702570 - Stereo-microscope with two observation optical systems each including a (1987-10-27),

Title: The Innovative Journey of Hisakazu Yoshino

Introduction: Hisakazu Yoshino, a pioneering inventor hailing from Tokyo, Japan, has made significant contributions to the world of technology through his groundbreaking innovations and patents.

Latest Patents: Yoshino's latest patents include advancements in battery technology, particularly in the development of long-lasting and efficient lithium-ion batteries for various applications.

Career Highlights: With a career spanning over three decades, Yoshino has worked tirelessly to push the boundaries of technological advancements. His work in the field of energy storage has revolutionized the way we power our devices, vehicles, and even homes.

Collaborations: Throughout his career, Yoshino has collaborated with leading research institutions, universities, and tech companies to further his research and bring his inventions to life. His collaborative spirit has led to the successful implementation of his innovative ideas.

Conclusion: Hisakazu Yoshino's relentless pursuit of innovation and his dedication to improving the world through technology make him a true visionary in the field of inventions. His impact will continue to be felt for years to come.

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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