Location History:
- Hitachiota, JP (1989 - 1991)
- Hitachioota, JP (1991 - 1992)
Company Filing History:
Years Active: 1989-1992
Title: The Innovations of Tuneyoshi Oohashi
Introduction
Tuneyoshi Oohashi is a notable inventor based in Hitachioota, Japan. He has made significant contributions to the field of laser technology and power supply circuits. With a total of 4 patents to his name, Oohashi's work has had a considerable impact on various technological advancements.
Latest Patents
One of Oohashi's latest patents is the Metal Vapor Laser Apparatus. This invention features a discharge tube with electrodes positioned at opposite ends. A power source is electronically connected to these electrodes, generating a discharge within the tube that produces laser light. To enhance cooling, the discharge tube is encased in a hollow cooling vessel, allowing liquid to flow and remove heat. The design includes a conductive cooling vessel that connects to the power supply, optimizing the return current paths and reducing inductance.
Another significant patent is the Pulse Power Supply Circuit. This circuit includes first and second charging capacitors connected in series with a discharge device. Gas-filled control switching elements are arranged in parallel, allowing for the capacitors to be charged alternately. A control circuit manages the switching elements to operate at equal time intervals, ensuring efficient power supply management.
Career Highlights
Oohashi is currently employed at Hitachi, Ltd., where he continues to innovate and develop new technologies. His work at Hitachi has allowed him to collaborate with other talented engineers and researchers in the field.
Collaborations
Some of his notable coworkers include Hiroyuki Sugawara and Toshimichi Kichikawa. Their collaborative efforts have contributed to the advancement of various projects within the company.
Conclusion
Tuneyoshi Oohashi's contributions to laser technology and power supply circuits exemplify the spirit of innovation. His patents reflect a deep understanding of engineering principles and a commitment to advancing technology. Oohashi's work continues to influence the field and inspire future inventors.