Tokyo, Japan

Masaho Hayashi

This inventor holds 26 USPTO granted patents and 3 published patent applications, plus 1 CIPO patent and 9 EPO patents, primarily in Cleaning Technology. Top assignees: Unicharm Corporation, Dai Nippon Printing Co., Ltd., Kanebo Foods, Ltd.. Active years: 1982-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaho Hayashi. Retrieved from https://idiyas.com/inventor/masaho-hayashi

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

USPTO Granted Patents = 26 

% Patents Active = 57.7


 

Average Co-Inventor Count = 4.0

ph-index = 15

Forward Citations = 755(Granted Patents)


Location History:

  • Koganei, JP (1993 - 1998)
  • Shinjuku-Ku, JP (1999 - 2005)
  • Tokyo-To, JP (2001 - 2009)
  • Tokyo, JP (1982 - 2014)

Company Filing History:


Years Active: 1982-2014

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Areas of Expertise:
Water Content Detection
Cleaning Tool
Urine Sensor
Container Design
Negative Pressure Receiver
Hinged Lid
Wetted Tissues
Chemical Testing Instruments
Mop Handle
Excrement Detection
Auto-Opening Lid
Collapsible Container
26 patents (USPTO):Explore Patents

Title: Masaho Hayashi: Innovator from Tokyo with a Focus on Detection and Container Technology

Introduction

Masaho Hayashi, a prominent inventor based in Tokyo, Japan, has made significant contributions to technology with 26 patents under his name. His innovative ideas span various applications, showcasing his expertise in creating practical solutions for everyday challenges.

Latest Patents

Among his latest inventions is a water content detection sensor, designed to assess moisture levels effectively. This sensor features a circuit member with low resistance conductors arranged in parallel and a high resistance conductor that connects their ends. It is encased in a waterproof and insulated carrier body, with a coating that also provides similar properties. The design includes several exposure holes that allow for water content detection; when moisture bridges the conductors, it alters the current flow, indicating the presence of water.

Another noteworthy invention by Hayashi is an openable and closable container. This design consists of a container body with a take-out opening, complemented by a swingable lid. The innovative use of plate rubber and a sealing packing member ensures that the container is both user-friendly and maintains the integrity of its contents by effectively sealing the opening.

Career Highlights

Hayashi's career includes significant stints at notable companies such as Unicharm Corporation and Dai Nippon Printing Co., Ltd. His work has focused on creating efficiencies and practical designs that enhance technology and everyday utility.

Collaborations

Throughout his career, Masaho Hayashi has worked alongside esteemed colleagues such as Toshihiko Uenishi and Hiroshi Uematsu. Their collaborations have likely contributed to the innovative spirit that defines his patents and designs, fostering an environment of creativity and technological advancement.

Conclusion

Masaho Hayashi stands out as a prominent figure in the field of invention, blending practical needs with innovative technology in Tokyo. His contributions through various patents indicate a commitment to enhancing everyday products and systems. As technology continues to evolve, Masaho Hayashi's inventiveness serves as an inspiration for future advancements in the industry.

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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