Susumu Negishi

Title: The Innovations of Susumu Negishi

Introduction

Susumu Negishi is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of crystal oscillators, showcasing his expertise through his innovative patents. With a total of 2 patents, Negishi has established himself as a key figure in the electronics industry.

Latest Patents

Negishi's latest patents include a crystal oscillator and a method of bonding an integrated circuit (IC) chip useful for fabricating crystal oscillators. The first patent describes a crystal oscillator that accommodates a crystal blank and an IC chip within a vessel. The IC chip is fixed to the bottom surface of the vessel using ultrasonic thermocompression bonding. This design allows for efficient utilization of the crystal blank within the oscillation circuit. The second patent outlines a crystal oscillator that includes a vessel main body with a concave portion, a cover, and an IC chip containing an oscillating circuit. The IC chip is bonded to the circuit terminals through bumps, ensuring a reliable connection.

Career Highlights

Negishi works at Nihon Dempa Kogyo Co., Ltd., where he continues to develop innovative technologies in the field of crystal oscillators. His work has contributed to advancements in electronic devices, enhancing their performance and reliability.

Collaborations

Throughout his career, Negishi has collaborated with notable colleagues, including Seiji Oda and Hiroshi Uehara. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Susumu Negishi's contributions to the field of crystal oscillators highlight his innovative spirit and dedication to advancing technology. His patents reflect a deep understanding of electronic components and their applications, making him a valuable asset to the industry.