This inventor holds 3 USPTO granted patents. Top assignees: Hitachi, Ltd., Nippon Telegraph and Telephone Corporation, Hitachi Engineering Co., Ltd.. Active years: 1993-2010.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Iwaki, JP (1997)
- Hino, JP (1993 - 2010)
Company Filing History:
2 out of 42,740 
2 out of 5,300 
1 out of 162 Years Active: 1993-2010
Title: Hiroyuki Ichikawa: Innovator in Firewall Technology and Planning Systems
Introduction
Hiroyuki Ichikawa is a notable inventor based in Hino, Japan, recognized for his contributions to technology through his innovative patents. With a total of three patents to his name, Ichikawa has made significant strides in the fields of network security and optimization systems.
Latest Patents
One of Ichikawa's latest patents is a firewall device that includes multiple virtual firewalls, each equipped with a dependent firewall policy. This firewall apparatus features a distribution management table for managing user names and virtual firewall IDs. It also includes components for receiving authentication information from user terminals and reporting this information to an authentication server. The apparatus registers user IDs in the distribution management table, associating them with user names, thereby enhancing network security.
Another significant patent is a planning method and system designed to quickly form optimal plans for various planning problems. This system includes a setting unit for accepting planning problems, an optimization unit for creating objective functions, and a storage unit for storing constant values necessary for the optimization process. The display unit showcases the processed results, allowing for efficient decision-making.
Career Highlights
Hiroyuki Ichikawa has had a distinguished career, working with prominent companies such as Hitachi, Ltd. and Nippon Telegraph and Telephone Corporation. His experience in these organizations has contributed to his expertise in developing advanced technological solutions.
Collaborations
Ichikawa has collaborated with notable colleagues, including Masao Kunimoto and Jiro Kashio. These partnerships have likely fostered innovation and creativity in his projects.
Conclusion
Hiroyuki Ichikawa's work in firewall technology and planning systems showcases his innovative spirit and dedication to advancing technology. His patents reflect a commitment to enhancing security and efficiency in various applications.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile