Location History:
- Kiyose, JP (2009)
- Tokyo, JP (1986 - 2014)
Company Filing History:
2 out of 81 
1 out of 10,092 
1 out of 2 Years Active: 1986-2014
Title: Shigeru Iwai: Innovator in Water Mixing Technology
Introduction
Shigeru Iwai is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of water mixing technology, holding a total of 4 patents. His innovative designs focus on improving the functionality and efficiency of mixing faucets and automatic water mixing valves.
Latest Patents
One of his latest patents is a mixing faucet that features a casing with hot and cold water inlet openings, along with an outlet opening. This design includes a control valve element that is slidably mounted within the casing, allowing for precise temperature adjustments. The faucet also incorporates a temperature adjusting screw and a slider that operates through the rotation of the screw. Additionally, the design includes various springs that work together to ensure the control valve element is biased toward the appropriate water inlet openings.
Another significant patent is a temperature adjustment handle autorotation prevention device for an automatic hot and cold water mixing valve. This device prevents the autorotation of the temperature adjustment handle by using a member that is pressed against the periphery of an adjusting screw receiver. This mechanism ensures that the temperature setting remains stable and does not inadvertently change during use.
Career Highlights
Shigeru Iwai has worked with reputable companies such as Nippon Thermostat Co., Ltd. and Honda Giken Kogyo Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to the development of innovative products in the plumbing and automotive industries.
Collaborations
Throughout his career, Iwai has collaborated with talented individuals, including Takeshi Hagiwara and Michio Yashima. These partnerships have fostered a creative environment that has led to the successful development of his patented technologies.
Conclusion
Shigeru Iwai's contributions to water mixing technology demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of user needs and technical challenges in the industry. Iwai's work continues to influence the design of modern plumbing solutions.