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For the Inventor, By the Inventor

Nagano, Japan

Hiroshi Yoshida

This inventor holds 6 USPTO granted patents. Top assignees: Honda Giken Kogyo Kabushiki Kaisha, Hokushin Kogyo Kabushiki Kaisha, Chinon Kabushiki Kaisha. Active years: 1986-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Yoshida. Retrieved from https://idiyas.com/inventor/hiroshi-yoshida-p0x7ov82

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

Calculating rank
USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 5.3

ph-index = 4

Forward Citations = 68(Granted Patents)


Location History:

  • Saitama, JP (1986 - 1987)
  • Utsunomiya, JP (1992)
  • Nagano, JP (1991 - 1994)

Company Filing History:

goldMedal3 out of 10,092 
 
Honda Giken Kogyo Kabushiki Kaisha
 patents
silverMedal2 out of 2 
 
Hokushin Kogyo Kabushiki Kaisha
 patents
bronzeMedal1 out of 38 
 
Chinon Kabushiki Kaisha
 patents
4. 1 out of 309 
 
Nissin Kogyo Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1986-1994

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6 patents (USPTO):Explore Patents
1. 5306678 - Disc brake for vehicles (1994-04-26),
2. 5159648 - Image pickup apparatus having a mask for defining the extent of the (1992-10-27),
3. 5100733 - Combination of a rubber member and an aluminum alloy member (1992-03-31),
4. 4997169 - Hydraulically damped mount (1991-03-05),
5. 4709898 - Fluid-sealed engine mounting (1987-12-01),
6. 4573656 - Fluid-sealed engine mounting (1986-03-04),

Title: Biography of Hiroshi Yoshida

Introduction

Hiroshi Yoshida is a notable inventor based in Nagano, Japan. He holds a total of six patents, showcasing his innovative contributions to various fields, particularly in vehicle technology and image processing.

Latest Patents

One of his latest patents is a disc brake for vehicles. This invention aims to enhance the coefficient of friction and wear resistance in the friction members while reducing the size and weight of the disc brake. This reduction in unsprung weight improves operational stability when driving a vehicle. In this disc brake design, either the disc or the brake pads are made of a carbon fiber reinforced ceramic composite, which consists of a ceramic matrix reinforced by carbon fiber. Another significant patent is an image pickup apparatus that includes a mask for defining the extent of the focal plane of a viewed image. This device allows for the reproduction of a scanned image by a linear image sensor positioned to scan the masked area. The binary data generated from the scanned image controls a printer, which reproduces the masked portion of the image. A data scaling circuit restores the size of the masked image to the full capability of the printer, eliminating the need for a zoom lens in the image pickup device.

Career Highlights

Hiroshi has worked with prominent companies such as Honda Giken Kogyo Kabushiki Kaisha and Hokushin Kogyo Kabushiki Kaisha. His experience in these organizations

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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