This inventor holds 1 USPTO granted patent. Top assignee: Fujitsu Corporation. Active years: 2004.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2004
Title: Ryoichi Doi and Internet-Based Facsimile Transmission
Introduction
Ryoichi Doi is an inventor associated with Kawasaki, Japan, and Fujitsu Corporation. His patent work addresses the transmission of facsimile data over internet protocol networks.
Latest Patents
The available information lists one patent for Doi: Method for Transmitting Facsimile Data Between Facsimile Apparatuses Through an Internet Protocol Network and Relay Apparatuses Used in the Method. The invention describes converting a receiving fax machine’s telephone number into a corresponding IP address, establishing a TCP connection between relay apparatuses, and transmitting fax data through that connection. Doi is credited with 1 patent.
Career Highlights
Doi’s listed patent focuses on connecting conventional facsimile communication with internet protocol networks through relay apparatuses. The approach uses address conversion and TCP connections to route fax data between sending and receiving devices.
Collaborations
The provided information names Katsuo Gomi and Hiroaki Hamano as Doi’s coworkers. Their specific roles in the patent or related work are not stated.
Conclusion
Ryoichi Doi’s recorded invention concerns a method for transmitting facsimile data through IP networks, reflecting work associated with Fujitsu Corporation.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile