Company Filing History:

20 out of 6,015

Rohm Co., Ltd.

where one patent can have more than one assignee

Years Active: 2001-2023

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20 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11772388 - Thermal print head (2023-10-03),

2. 10632760 - Thermal printhead (2020-04-28),

3. 9413272 - Power generation device having a dielectric body and an electret (2016-08-09),

4. 9287804 - Power generation apparatus (2016-03-15),

5. 8963700 - Air pressure management device for vehicle tire and vehicle tire capable of outputting air pressure information (2015-02-24),

6. 8742644 - Power generation apparatus (2014-06-03),

7. 8553059 - Thermal printer head and manufacturing method thereof (2013-10-08),

8. 8456291 - Air pressure management device for vehicle tire and vehicle tire capable of outputting air pressure information (2013-06-04),

9. 8304958 - Power generation apparatus including an electret and an opposing electrode on the surface of a movable member facing a dielectric (2012-11-06),

10. 8047076 - Acceleration sensor and method of fabricating it (2011-11-01),

11. 7977757 - MEMS element, MEMS device and MEMS element manufacturing method (2011-07-12),

12. 7551329 - Led chip mounting structure and image reader having same (2009-06-23),

13. 6646807 - Lens array unit and process for making lens array (2003-11-11),

14. 6579125 - Clip connector, method of attaching clip connector, and assembly of clip connector and support member (2003-06-17),

15. 6429887 - Thermal printhead and method of making the same (2002-08-06),

Title: **Innovations and Contributions of Yasuhiro Yoshikawa in Thermal Printhead Technology**

Introduction

Yasuhiro Yoshikawa is a prominent inventor based in Kyoto, Japan, known for his significant contributions to thermal printing technology. With a remarkable portfolio of 20 patents, he has developed groundbreaking innovations that enhance the efficiency and functionality of thermal printheads.

Latest Patents

Yasuhiro Yoshikawa's latest patents showcase his expertise and creativity in thermal printing technology. One notable invention is a thermal print head that comprises a heat-generating substrate, a resistor layer, a conductive layer, and multiple substrates arranged strategically to optimize performance. This design includes a heat-generating substrate with spaced obverse and reverse faces, promoting effective heat distribution.

Another innovative patent from Yoshikawa features a thermal printhead with a substrate that supports aligned resistor layers incorporating heat generation portions. This design not only includes a wiring layer for a conductive path but also incorporates an insulating layer and a reflective layer to enhance heat reflectivity. These innovations demonstrate his commitment to advancing thermal print technology.

Career Highlights

Throughout his career, Yasuhiro Yoshikawa has worked with esteemed organizations such as Rohm Co., Ltd. and Kansai University. His work at these institutions has not only broadened his expertise but has also contributed significantly to the field of thermal printing, leading to numerous patents and further developments in the industry.

Collaborations

Yoshikawa has collaborated with several talented individuals, including coworkers Takaya Nagahata and Seiji Aoyagi. These partnerships have fostered an environment of innovation and have played a crucial role in the success of his projects and patents.

Conclusion

Yasuhiro Yoshikawa's contributions to thermal printhead technology highlight his inventive spirit and dedication to research and development. With 20 patents to his name, his work continues to influence the industry and set new standards for thermal printing solutions.

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