logo

For the Inventor, By the Inventor

Tokyo, Japan

Yoshihiro Izawa

This inventor holds 10 USPTO granted patents, plus 1 CIPO patent. Top assignee: Ya-Man Ltd.. Active years: 1998-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiro Izawa. Retrieved from https://idiyas.com/inventor/yoshihiro-izawa

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

USPTO Granted Patents = 10

% Patents Active = 60.0


Average Co-Inventor Count = 2.1

ph-index = 7

Forward Citations = 436(Granted Patents)


Location History:

  • Yachiyo, JP (2007)
  • Tokyo, JP (1998 - 2008)

Company Filing History:

goldMedal10 out of 45 
 
Ya-Man Ltd.
 patents

Years Active: 1998-2008

Loading Chart...
Loading Chart...
10 patents (USPTO):Explore Patents
1. 7329252 - Apparatus for laser depilation (2008-02-12),
2. 7214222 - Laser depilating method and laser depilating apparatus (2007-05-08),
3. 7195603 - Ultrasonic beauty treatment probe (2007-03-27),
4. 6860835 - Exercise signal generator of exercise load meter (2005-03-01),
5. 6790205 - Laser beam projector (2004-09-14),
6. 6736807 - Laser beam irradiation probe (2004-05-18),
7. 6572637 - Handbreadth-sized laser beam projecting probe for beauty treatment (2003-06-03),
8. 6496735 - Portable pulse shape-up apparatus (2002-12-17),
9. 6453203 - Electrode tights for pulse shape-up apparatus (2002-09-17),
10. 5820625 - Light depilating apparatus (1998-10-13),

Title: Innovations by Yoshihiro Izawa in Laser Depilation

Introduction

Yoshihiro Izawa is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of laser technology, particularly in cosmetic treatments. With a total of 10 patents to his name, Izawa has developed innovative solutions that enhance the effectiveness and safety of laser depilation.

Latest Patents

One of his latest patents is an apparatus for laser depilation that utilizes a semiconductor laser diode. This invention allows for controlled energy levels, making cosmetic treatments both economical and effective. The apparatus can output light power ranging from 5 to 1500 mW, with a peak wavelength between 600 and 1600 nm. The controller features pulsating power output control and radiation period control, enabling precise adjustments to the energy level of the laser beam. This flexibility allows for the removal of hairs of varying thickness and colors. Another notable patent is a laser depilating method that involves irradiating the skin surface with a semiconductor laser beam. This method ensures a secure and efficient treatment effect by controlling the energy density during irradiation.

Career Highlights

Yoshihiro Izawa has made a significant impact in the field of laser technology through his work at Ya-Man Ltd. His innovative approaches have not only advanced cosmetic treatments but have also set new standards in the industry.

Collaborations

Izawa has collaborated with notable coworkers, including Iwao Yamazaki and Akitsugu Yamazaki, contributing to the development of cutting-edge technologies in laser depilation.

Conclusion

Yoshihiro Izawa's contributions to laser depilation technology exemplify the intersection of innovation and practical application in cosmetic treatments. His patents reflect a commitment to enhancing safety and effectiveness in the field.

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]
Loading…