Company Filing History:

10 out of 2,028

Hitachi Automotive Systems, Ltd.

Hitachi, Ltd. & Hitachi Car Engineering Co.

patent

Years Active: 1999-2022

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13 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 11262266 - Pressure sensor (2022-03-01),

2. 11143563 - Pressure detection device with noise resistant pressure sensor (2021-10-12),

3. 11105292 - Humidity measurement device (2021-08-31),

4. 11092559 - Thermal humidity measuring device (2021-08-17),

5. 10788385 - Physical quantity measurement device, method for manufacturing same, and physical quantity measurement element (2020-09-29),

6. 10704977 - Pressure sensor (2020-07-07),

7. 10536141 - Semiconductor device (2020-01-14),

8. 10247630 - Semiconductor device, mechanical quantity measuring device, and semiconductor device fabricating method (2019-04-02),

9. 10060815 - Pressure sensor (2018-08-28),

10. 9835508 - Pressure sensor having strain gauges disposed on a diaphragm (2017-12-05),

11. 7800358 - Noncontact rotation angle sensor, manufacturing method for the same, and throttle valve control device for internal combustion engine having the same (2010-09-21),

12. 7587938 - Thermal type flow meter including a secondary heating device to suppress heat transfer (2009-09-15),

13. 5967128 - Ignition apparatus for an internal combustion engine (1999-10-19),

Title: Hiroshi Onuki: Innovator in Pressure Sensor Technology

Introduction

Hiroshi Onuki is a prominent inventor based in Hitachinaka, Japan, known for his significant contributions to pressure sensor technology. With a total of 13 patents to his name, Onuki has made remarkable advancements in the field, particularly in the automotive sector.

Latest Patents

Onuki's latest patents include a sophisticated pressure sensor designed to detect combustion pressure in engines. This innovative sensor features a contact part that interacts with the engine casing and a pressure detection unit that accurately measures combustion pressure, outputting a corresponding signal. The design ensures that the pressure detection unit is positioned deeper within the engine than the contact part, enhancing its effectiveness. Another notable patent is a pressure detection device that improves noise resistance in pressure sensors while avoiding hetero metal bonding. This device comprises a metal case with a diaphragm that deforms under pressure, a sensor element that detects this deformation, and a lead frame that connects electrically to the sensor element.

Career Highlights

Throughout his career, Hiroshi Onuki has worked with esteemed companies such as Hitachi Automotive Systems, Ltd. and Hitachi, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to the advancement of pressure sensor technology.

Collaborations

Onuki has collaborated with notable colleagues, including Daisuke Terada and Junji Onozuka, to further enhance his inventions and drive innovation in the industry.

Conclusion

Hiroshi Onuki's work in pressure sensor technology exemplifies the impact of innovation in the automotive field. His patents reflect a commitment to improving the functionality and reliability of pressure detection systems.

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3 patents (EPO):

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