Company Filing History:

9 out of 1,623

Matsushita Electric Works, Ltd.

where one patent can have more than one assignee

Years Active: 1990-1999

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5916222 - Hand-held depilating device with a pain masking stimulator (1999-06-29),

2. 5810843 - Hand-held depilating device (1998-09-22),

3. 5715601 - Reciprocatory dry shaver (1998-02-10),

4. 5256095 - Method of fabricating an electrode for a discharge lamp and the (1993-10-26),

5. 5198015 - Silver base electrical contact material and method of making the same (1993-03-30),

6. 5022932 - Rapid solidification of metal-metal composites having Ag, Au or Cu atrix (1991-06-11),

7. 5001446 - Shape memory alloy and electric path protective device utilizing the (1991-03-19),

8. 4911769 - Composite conductive material (1990-03-27),

9. 4908158 - Electrical contact material and method of preparing same (1990-03-13),

Title: **The Innovative Mind of Yoshinobu Takegawa**

Introduction

Yoshinobu Takegawa, an inventor based in Nara, Japan, has made significant contributions to the field of personal care devices. With a portfolio of nine patents, his inventions focus on enhancing user experiences in the realm of hair removal technologies.

Latest Patents

His latest inventions include a hand-held depilating device with a pain masking stimulator. This innovative device aims to alleviate the discomfort associated with hair plucking. It features a plucking head equipped with multiple pinching elements that work together to pinch and release hairs effectively. The inclusion of a simulator mounted adjacent to the plucking head allows for stimuli application to the skin, masked in sync with the hair removal process. This synchronous mechanism optimizes timing to ensure users experience less pain during hair removal. In addition to this, Takegawa developed another hand-held depilating device utilizing psychological principles to mask pain through mechanical stimulation. Vibrations from the stimulator work on tactile receptors, effectively blurring the sensation of pain caused by the depilating action.

Career Highlights

Takegawa’s career includes tenure at renowned companies such as Matsushita Electric Works, Ltd. and Unitika Ltd., where he honed his skills in product development and innovation. His work has not only advanced personal care technologies but also contributed to enhancing user comfort and satisfaction.

Collaborations

Throughout his career, Takegawa has collaborated with notable colleagues like Koji Tsuji and Shuji Yamada. These partnerships have played an essential role in bringing his inventive concepts to fruition, highlighting the importance of teamwork in the innovation process.

Conclusion

Yoshinobu Takegawa exemplifies the spirit of innovation in personal care technology. With his groundbreaking patents and dedication to improving user experiences, he continues to shape the future of hair removal devices. As his work further evolves, it holds the potential to redefine pain management in personal grooming.

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