Nukata-gun, Japan

Tetsuyuki Miwa

This inventor holds 23 USPTO granted patents and 3 published patent applications and 7 EPO patents, primarily in Ophthalmic Technology. Top assignee: Nidek Co., Ltd.. Active years: 1994-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuyuki Miwa. Retrieved from https://idiyas.com/inventor/tetsuyuki-miwa

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

Calculating rank
USPTO Granted Patents = 23 

% Patents Active = 78.3

 

Average Co-Inventor Count = 1.5

ph-index = 8

Forward Citations = 201(Granted Patents)


Location History:

  • Nukaga-gun, JP (2000)
  • Aichi-ken, JP (1996 - 2001)
  • Aichi, JP (1994 - 2006)
  • Nukata-gun, JP (1997 - 2014)

Company Filing History:


Years Active: 1994-2025

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Areas of Expertise:
Non-Contact Tonometer
Ultrasonic Tonometer
Ophthalmic Diagnostic Apparatus
Eye Axial Length Measurement
Ophthalmic Apparatus
Ophthalmologic Alignment Device
Ultrasonic Ophthalmotonometer
Automatic Alignment Means
23 patents (USPTO):Explore Patents

Title: Innovations by Tetsuyuki Miwa in Ultrasonic Tonometers

Introduction

Tetsuyuki Miwa, a prolific inventor based in Nukata-gun, Japan, is recognized for his significant contributions to the field of medical devices. With a remarkable portfolio of 22 patents, his innovative work primarily focuses on advancements in ultrasonic tonometry, crucial for assessing intraocular pressure.

Latest Patents

Among Miwa's latest inventions are two groundbreaking ultrasonic tonometers. The first, an **Ultrasonic tonometer**, is designed to measure the eye pressure of an examinee using ultrasonic waves. This device incorporates an ultrasonic actuator and current adjustment means to regulate the sound pressure of the ultrasonic wave, ensuring precise and effective measurement. This innovation addresses various challenges associated with conventional eye pressure measurement techniques.

The second invention, a **Non-contact ultrasonic tonometer**, measures intraocular pressure in a non-contact manner using ultrasonic waves. It includes a probe with a vibrator to generate ultrasonic waves and a sensor to detect the reflected waves from the eye. Enhanced with an observation optical system, this device allows for real-time imaging of the anterior segment of the eye, providing a versatile tool for eye care professionals.

Career Highlights

Miwa works for Nidek Co., Ltd., a leading company in optical and medical devices. His role there allows him to explore and implement innovative technologies that enhance patient care. Miwa's steadfast commitment to advancing ophthalmic measurement devices has positioned him as a key figure in his field.

Collaborations

Throughout his career, Tetsuyuki Miwa has collaborated with esteemed colleagues such as Munehiro Nakao and Nobuo Suzuki. These partnerships enrich the innovation process and push the boundaries of what is possible in medical technology.

Conclusion

Tetsuyuki Miwa's contributions to the field of ultrasonic tonometry are commendable and reflect a dedication to improving eye health diagnostics. With 22 patents to his name, his inventions are poised to make a lasting impact in ophthalmology, offering more efficient and patient-friendly solutions for eye pressure measurement.

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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