Fujisawa, Japan

Masayuki Nakajima

This inventor holds 1 USPTO granted patent. Top assignee: The Keeper Co., Inc.. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Nakajima. Retrieved from https://idiyas.com/inventor/masayuki-nakajima-adrh57yn

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.0

ph-index = 1

Forward Citations = 12(Granted Patents)


Company Filing History:


Years Active: 1993

Loading Chart...
1 patent (USPTO):Explore Patents

Title: Innovations by Masayuki Nakajima

Introduction

Masayuki Nakajima is a notable inventor based in Fujisawa, Japan. He has made significant contributions to the field of synthetic resin molding, particularly through his innovative methods. His work has led to advancements in the production of various plastic products.

Latest Patents

One of Nakajima's key patents is titled "Method of injection blow molding synthetic resin bellows product." This patent describes a method for creating a synthetic resin bellows product that features root portions and crest portions, each shaped like a circular arc. The method allows for the production of items such as constant-velocity joint boots and steering boots. It ensures a uniform thickness throughout the product, particularly in the root portions, which exhibit minimal dimensional variations. The process involves molding the parison root portions into a shape similar to the final product through injection molding, followed by blow molding the crest and incline portions to achieve the desired final shape.

Career Highlights

Masayuki Nakajima has been associated with The Keeper Co., Inc., where he has applied his expertise in molding technologies. His innovative approach has contributed to the company's reputation for quality and precision in manufacturing synthetic resin products.

Conclusion

Masayuki Nakajima's work exemplifies the impact of innovation in the field of synthetic resin molding. His patented methods have paved the way for improved manufacturing processes and product quality.

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]
Loading…