This inventor holds 5 USPTO granted patents. Top assignee: Adv Antest Corporation. Active years: 1996-2000.
Location History:
- Sendai, JP (1996 - 1997)
- Tokyo, JP (1998)
- Kamiayshi, JP (2000)
- Aoba-ku, JP (2000)
Company Filing History:
Years Active: 1996-2000
Title: Hitoshi Ujiie: Innovator in Frequency Standard Technology
Introduction
Hitoshi Ujiie is a prominent inventor based in Sendai, Japan. He has made significant contributions to the field of frequency standard technology, holding a total of 5 patents. His work focuses on developing high-accuracy frequency generators that are essential for various applications in telecommunications and timekeeping.
Latest Patents
Ujiie's latest patents include innovative designs for frequency standard generators. One of his notable inventions is a standard frequency and timing generator that utilizes a voltage-controlled crystal oscillator (VCXO) to produce a high-stability output signal. This generator incorporates a radio wave receiver to capture a high-accuracy reference time signal, along with a time interval measuring circuit to assess the phase difference between the reference signal and the VCXO output. Additionally, he has developed a frequency standard generator that synchronizes with atomic frequency standards to minimize phase differences, ensuring high accuracy in frequency generation.
Career Highlights
Hitoshi Ujiie is currently employed at Adv Antest Corporation, where he continues to push the boundaries of frequency standard technology. His work has been instrumental in advancing the capabilities of frequency generators, making them more reliable and precise for various applications.
Collaborations
Ujiie collaborates with talented professionals in his field, including Kazuyuki Maruo and Takeshi Konno. Their combined expertise contributes to the innovative projects at Adv Antest Corporation.
Conclusion
Hitoshi Ujiie's contributions to frequency standard technology highlight his role as a leading inventor in this specialized field. His patents reflect a commitment to enhancing the accuracy and reliability of frequency generation, which is crucial for modern technological applications.