Shiga, Japan

Ryoji Nishimura

This inventor holds 6 USPTO granted patents and 3 EPO patents. Top assignee: Ishida Co. Limited. Active years: 1996-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoji Nishimura. Retrieved from https://idiyas.com/inventor/ryoji-nishimura-0mxp47ft

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


% Patents Active = 83.3

 

Average Co-Inventor Count = 2.5

ph-index = 2

Forward Citations = 21(Granted Patents)


Location History:

  • Shiga, JP (1996 - 1998)
  • Ritto, JP (2007 - 2024)

Company Filing History:


Years Active: 1996-2025

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6 patents (USPTO):Explore Patents

Title: Ryoji Nishimura: Innovator in Combination Weighing Technology

Introduction

Ryoji Nishimura is a prominent inventor based in Shiga, Japan. He has made significant contributions to the field of combination weighing technology, holding a total of six patents. His innovative designs have improved the efficiency and functionality of weighing devices used in various industries.

Latest Patents

One of Ryoji Nishimura's latest patents is a combination weighing device with multiple hoppers and modes. This device performs combination weighing of at least two different articles. The weighing hoppers and booster hoppers are divided into at least two groups based on the types of articles. A controller sets each group to either a first mode or a second mode. In the group set to the first mode, the articles retained in the weighing hopper are discharged to a receiver via the booster hopper. In the group set to the second mode, the articles retained in the weighing hopper are discharged to either the booster hopper or the receiver.

Another notable patent is an article conveyance device and combination weighing device aimed at improving the efficiency of combination weighing operations. This device includes an article discharge container, an article conveyance mechanism, an article detection mechanism, and a control unit. The container has outlets to discharge articles. The article conveyance mechanism has feeders configured to convey the articles. The article detection mechanism has sensors configured to detect the articles in the feeders. The control unit judges whether jamming of the articles is occurring in the outlets based on the output of the article detection mechanism. It then increases the conveyance intensity of some feeders receiving the articles from places where jamming is occurring.

Career Highlights

Ryoji Nishimura has dedicated his career to advancing technology in the field of combination weighing. His work at Ishida Co. Limited has positioned him as a key player in the development of innovative weighing solutions. His patents reflect his commitment to enhancing operational efficiency and addressing challenges in the industry.

Collaborations

Ryoji has collaborated with notable colleagues, including Hiroe Konishi and Mikio Kishikawa. Their teamwork has contributed to the successful development of various technologies in the field.

Conclusion

Ryoji Nishimura's contributions to combination weighing technology have made a significant impact on the industry. His innovative patents and collaborative efforts continue to drive advancements in this essential 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]
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