Shizuoka, Japan

Kenichi Otsuka

This inventor holds 7 USPTO granted patents and 1 published patent application. Top assignees: Yamaha Hatsudoki Kabushiki Kaisha, Yamaha Motor Manufacturing Corporation of America, Yamaha Hatsudoki Kabushiki. Active years: 2001-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenichi Otsuka. Retrieved from https://idiyas.com/inventor/kenichi-otsuka-me6q7ryt

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

Calculating rank
USPTO Granted Patents = 7 

% Patents Active = 100.0

Average Co-Inventor Count = 2.2

ph-index = 4

Forward Citations = 63(Granted Patents)


Location History:

  • Iwata, JP (2001)
  • Newnan, GA (US) (2011)
  • Shizuoka, JP (2003 - 2018)

Company Filing History:


Years Active: 2001-2018

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7 patents (USPTO):Explore Patents

Title: Kenichi Otsuka: Innovator in Marine Technology

Introduction

Kenichi Otsuka is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of marine technology, holding a total of seven patents. His innovative designs have advanced the functionality and efficiency of various watercraft.

Latest Patents

One of Kenichi Otsuka's latest patents is for a vessel that includes a vessel body, an engine contained within, and an air intake box with an air intake port attached to the engine. The design features an air intake duct that is drawn around the vessel body and a guide duct that includes an opening opposing the air intake port. This configuration allows the air intake box to supply air taken in from the air intake port to the engine effectively. Another significant patent is for a personal watercraft that consists of a hull, a deck above the hull, and a seat supported on the deck. The deck includes a platform at the stern, an outer wall between the seat and the platform, and an inner wall positioned forward of the outer wall. The outer wall defines an opening that provides access to an article storage space, which is enhanced by a lid that opens and closes the opening.

Career Highlights

Kenichi Otsuka has worked with prominent companies in the marine industry, including Yamaha Hatsudoki Kabushiki Kaisha and Yamaha Motor Manufacturing Corporation of America. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in marine technology.

Collaborations

Throughout his career, Kenichi has collaborated with talented individuals such as Hisato Yamada and Yoshiyuki Kaneko. These partnerships have fostered creativity and innovation in his work.

Conclusion

Kenichi Otsuka's contributions to marine technology through his patents and collaborations highlight his role as a significant inventor in the field. His innovative designs continue to influence the development of watercraft, showcasing the importance of creativity in engineering.

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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