Location History:
- Nakatsugawa, JP (1997)
- Tokyo, JP (2009 - 2024)
Company Filing History:
3 out of 21,351 
3 out of 15,928 
Years Active: 1997-2024
Title: Keiji Kameishi: Innovator in Ventilation Technology
Introduction
Keiji Kameishi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of ventilation technology, holding a total of six patents. His innovative designs focus on improving indoor air quality and energy efficiency.
Latest Patents
One of Kameishi's latest patents is a ventilator that detects indoor and outdoor CO2 concentrations and a ventilation control method. This ventilator includes a blower unit that exchanges indoor air and a corrected threshold calculation unit that adjusts the ventilation air volume based on detected outdoor air CO2 concentration values. Another notable patent is for a total heat exchange element, which features a stacked body formed by alternately stacking layers that allow for efficient air flow while minimizing latent heat transfer.
Career Highlights
Kameishi has worked with notable companies such as Mitsubishi Electric Corporation and Mitsubishi Denki Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in ventilation technology.
Collaborations
Throughout his career, Kameishi has collaborated with talented individuals, including Kunihiko Kawakami and Yasunori Kurahashi. These partnerships have contributed to the advancement of his projects and patents.
Conclusion
Keiji Kameishi is a distinguished inventor whose work in ventilation technology has led to significant advancements in indoor air quality management. His innovative patents reflect his commitment to improving environmental conditions through technology.