Hikone, Japan

Masayuki Sagawa

This inventor holds 5 USPTO granted patents. Top assignees: Matsushita Electric Works, Ltd., Panasonic Corporation. Active years: 1999-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Sagawa. Retrieved from https://idiyas.com/inventor/masayuki-sagawa

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


% Patents Active = 80.0

Average Co-Inventor Count = 4.7

ph-index = 5

Forward Citations = 171(Granted Patents)


Company Filing History:


Years Active: 1999-2012

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5 patents (USPTO):Explore Patents

Title: Unveiling the Inventive Mind of Masayuki Sagawa

Introduction: Masayuki Sagawa, a prolific inventor hailing from Hikone, Japan, is a visionary in the realm of technological advancements. With a total of 5 patents under his name, Sagawa's innovative spirit shines through in each of his creations.

Latest Patents:

1. Hair cutting device: Sagawa's latest invention revolutionizes the hair cutting experience by reducing the gap between the main body grip portion and the head portion, ensuring a wide range of tilting functionalities. This device incorporates a blade head and a unique neck portion for enhanced precision.

2. Engaging structure of electric shaver and electric charger: Sagawa's innovative design features an engaging structure between an electric shaver and its charger, utilizing magnets and attracting members for seamless connection. The placement of contact points enhances the efficiency of charging.

Career Highlights: Sagawa's creative genius has been showcased during his tenure at Matsushita Electric Works, Ltd. and Panasonic Corporation. Through his work in these esteemed organizations, he has made significant contributions to the field of technological innovations.

Collaborations: While crafting his inventions, Sagawa collaborated with esteemed individuals such as Hiroaki Okada and Michimasa Tsuzaki. These partnerships have led to the development of groundbreaking technologies that have left a lasting impact on the industry.

Conclusion: Masayuki Sagawa's dedication to innovation and his unparalleled talent as an inventor have cemented his legacy in the world of patents and technological advancements. His inventive spirit continues to inspire future generations to push the boundaries of creativity and bring transformative ideas to life.

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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