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For the Inventor, By the Inventor

Tokyo, Japan

Mineki Hayafuji

This inventor holds 8 USPTO granted patents. Top assignee: Kabushiki Kaisha Topcon. Active years: 1992-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mineki Hayafuji. Retrieved from https://idiyas.com/inventor/mineki-hayafuji

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

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 5

Forward Citations = 447(Granted Patents)


Company Filing History:

goldMedal8 out of 1,033 
 
Kabushiki Kaisha Topcon
 patents

Years Active: 1992-2008

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8 patents (USPTO):Explore Patents
1. 7341349 - Ophthalmologic apparatus and ophthalmologic chart (2008-03-11),
2. 6190317 - Non-contact type tonometer (2001-02-20),
3. 5964704 - Intraocular pressure measuring apparatus (1999-10-12),
4. 5776061 - Noncontact tonometer (1998-07-07),
5. 5634463 - Noncontact type tonometer (1997-06-03),
6. 5614966 - Ophthalmologic instrument (1997-03-25),
7. 5195961 - Aspirator (1993-03-23),
8. 5106364 - Surgical cutter (1992-04-21),

Title: Mineki Hayafuji: Innovator in Ophthalmologic Technology

Introduction

Mineki Hayafuji is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of ophthalmology, holding a total of 8 patents. His work focuses on developing advanced optometric apparatuses that enhance visual function assessments.

Latest Patents

Among his latest innovations is an ophthalmologic apparatus designed to project charts for both the right and left eyes. This apparatus allows for the inspection of visual functions by projecting the same fusion patterns to facilitate eye coordination. Another notable invention is a non-contact type tonometer. This device utilizes a stream of air to examine the eye, detecting corneal deformation optically. The control circuit calculates the eye pressure based on the detection results, ensuring accurate assessments.

Career Highlights

Mineki Hayafuji is associated with Kabushiki Kaisha Topcon, a company renowned for its advancements in optical technology. His work has significantly impacted the way eye examinations are conducted, providing more efficient and accurate methods for assessing eye health.

Collaborations

He has collaborated with notable colleagues such as Yoshihiko Hanamura and Satoru Niimura, contributing to the development of innovative ophthalmologic solutions.

Conclusion

Mineki Hayafuji's contributions to ophthalmology through his patents and collaborations highlight his role as a key innovator in the field. His inventions continue to advance the technology used in eye care, improving the quality of life for many individuals.

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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