This inventor holds 3 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Hewlett-Packard Development Company, L.p., S-Printing Solution Co., Ltd.. Active years: 2017-2023.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Yokohama, JP (2017 - 2022)
- Kanagawa, JP (2023)
Company Filing History:

Years Active: 2017-2023
Title: Kenji Tanaka: Innovator in Imaging Technology
Introduction
Kenji Tanaka is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of imaging technology, holding a total of 3 patents. His work focuses on enhancing the efficiency and functionality of toner and developer supply devices.
Latest Patents
One of Tanaka's latest patents is a toner/developer supply device designed for the separate supply of developer and toner. This innovative device includes a toner container that holds toner and a developer container for the developer. The toner container features a discharge port and is rotatable about a rotational axis, allowing it to transport toner toward the discharge port. The developer container is rotatably coupled to the toner container, enabling the transportation of developer toward a combined discharge port when the toner container rotates in a specific direction.
Another significant patent is for a replaceable toner cartridge with an inlet port for recycled toner. This toner cartridge is designed for use in imaging apparatuses and includes a housing that accommodates toner. It features both an inlet port and an outlet port, where the outlet port supplies toner to the developing device, while the inlet port receives residual toner removed from the image carrier as recycled toner.
Career Highlights
Throughout his career, Kenji Tanaka has worked with prominent companies in the technology sector. Notably, he has been associated with Hewlett-Packard Development Company, L.P. and S-Printing Solution Co., Ltd. His experience in these organizations has contributed to his expertise in imaging technology.
Collaborations
Tanaka has collaborated with several talented individuals in his field, including Takahiko Kimura and Naoya Iwata. These collaborations have likely fostered innovation and creativity in his projects.
Conclusion
Kenji Tanaka's contributions to imaging technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the efficiency of toner and developer supply systems in imaging devices.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile