Location History:
- Kawasaki, JP (1987 - 1990)
- Kanagawa, JP (1999)
- Yokohama, JP (1989 - 2000)
Company Filing History:
Years Active: 1987-2000
Title: Seiji Oka: Innovator in Toner Technology
Introduction
Seiji Oka is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of imaging technology, particularly in the development of toner systems. With a total of 18 patents to his name, Oka has established himself as a key figure in innovation within his industry.
Latest Patents
Oka's latest patents include a toner collecting and reusing device designed for use in an image forming apparatus. This innovative device features a plurality of filters that obtain reusable toner from used toner scraped off an image carrier. It also includes a reusable toner container for storing the reusable toner and a toner transfer device that facilitates the transfer of reusable toner to a developing device. The filters are arranged in a specific order based on their mesh size to optimize the recycling process. Another notable patent is a recyclable toner container that has a hollow cylindrical body, a toner outlet, and a removable cap. The cap is designed with circumferential protuberances that increase in diameter from the downstream side to the upstream side, ensuring a secure fit within the toner outlet.
Career Highlights
Seiji Oka is currently employed at Ricoh Company, Ltd., where he continues to innovate and develop new technologies in the imaging sector. His work has significantly impacted the efficiency and sustainability of toner usage in imaging devices.
Collaborations
Oka has collaborated with notable colleagues such as Hajime Oyama and Kiyonori Tsuda, contributing to various projects that enhance imaging technology.
Conclusion
Seiji Oka's contributions to toner technology exemplify his commitment to innovation and sustainability in the imaging industry. His patents reflect a deep understanding of the challenges in toner reuse and recycling, positioning him as a leader in this field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.