Company Filing History:
3 out of 20 
3 out of 198 
Years Active: 2006-2020
Title: Kazuhisa Shibata: Innovator in Touch Technology and Display Systems
Introduction
Kazuhisa Shibata is a notable inventor based in Mie, Japan, recognized for his contributions to touch technology and display systems. With a total of three patents to his name, Shibata has made significant advancements in the field of capacitive touch switches and vacuum fluorescent displays.
Latest Patents
One of Shibata's latest patents is a method for lighting the backlight of a capacitive touch switch module. This innovation aims to provide a solution where the driving of the backlight has minimal impact on the sensitivity of the touch switch. The method suppresses electrical noise generated when an LED backlight is activated by adjusting the timings of pulse waveforms and extending the duration of rising and falling edges in the pulse modulation system.
Another significant patent is related to a filament power supply circuit for vacuum fluorescent displays. In this design, an integration circuit receives a pulse signal corresponding to a DC power supply voltage. A comparison circuit then evaluates the output voltage from the integration circuit against a reference voltage. This setup allows for efficient power management in vacuum fluorescent displays, enhancing their performance and reliability.
Career Highlights
Kazuhisa Shibata has worked with prominent companies such as Noritake Itron Corporation and Noritake Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative technologies in the display and touch interface sectors.
Collaborations
Shibata has collaborated with notable colleagues, including Toru Kohama and Naoyuki Morooka. Their joint efforts have likely fostered a creative environment that has led to the development of impactful technologies.
Conclusion
Kazuhisa Shibata's work exemplifies the spirit of innovation in the fields of touch technology and display systems. His patents reflect a commitment to enhancing user experience through advanced engineering solutions.