Yokosuka, Japan

Katsuyuki Ohtake

This inventor holds 2 USPTO granted patents. Top assignee: Other. Active years: 2002-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuyuki Ohtake. Retrieved from https://idiyas.com/inventor/katsuyuki-ohtake

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


% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 2

Forward Citations = 126(Granted Patents)


Company Filing History:

goldMedal2 out of 834,513 
Other
 patents

Years Active: 2002-2003

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2 patents (USPTO):Explore Patents

Title: Innovations by Katsuyuki Ohtake

Introduction

Katsuyuki Ohtake is a notable inventor based in Yokosuka, Japan. He has made significant contributions to the field of vehicle door mechanisms, holding a total of 2 patents. His work focuses on enhancing the functionality and safety of door closing apparatuses in motor vehicles.

Latest Patents

Ohtake's latest patents include a "Door closing apparatus provided with passive lever having access from an interior of a vehicle." This innovative design allows for manual operation of the door closing mechanism in case of electrical failure. The apparatus features a door lock mechanism with a latch, pawl, and a latch lever, along with a passive lever that can be manually adjusted if necessary.

Another significant patent is the "Door lock device for motor vehicles." This invention simplifies the door closing process by reducing the number of required switches. It utilizes a cam plate with two operating portions to control the motor's operation, enhancing efficiency and reliability.

Career Highlights

Throughout his career, Ohtake has demonstrated a commitment to improving vehicle safety and convenience. His inventions reflect a deep understanding of mechanical systems and user needs.

Collaborations

Ohtake has worked alongside talented colleagues such as Ryoichi Fukumoto and Masao Ohhashi. Their collaborative efforts have contributed to the successful development of innovative automotive technologies.

Conclusion

Katsuyuki Ohtake's contributions to vehicle door mechanisms showcase his inventive spirit and dedication to enhancing automotive safety. His patents represent significant advancements in the field, making him a noteworthy figure in the world of innovation.

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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