Location History:
- Shizuoka, JP (2006 - 2019)
- Tokyo, JP (2016 - 2020)
Company Filing History:
4 out of 48 
2 out of 93 
1 out of 42,517 
Years Active: 2006-2020
Title: The Innovative Contributions of Masaru Ohtahara
Introduction
Masaru Ohtahara is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of refrigeration and air conditioning technology. With a total of eight patents to his name, Ohtahara's work has had a considerable impact on the industry.
Latest Patents
One of Ohtahara's latest patents is for a refrigerant compressor with supporting bearing insulation. This innovative design includes a compression mechanism, a drive portion, a crankshaft, and both a main and auxiliary bearing that support the crankshaft. The compressor is housed in a sealed container, which accommodates all essential components. The auxiliary bearing is designed as an antifriction bearing and is integrated into an auxiliary bearing housing attached to the sealed container. An insulating sleeve made of insulating material is positioned between the crankshaft and the auxiliary bearing, enhancing the efficiency of the compressor.
Another significant patent is for a scroll compressor and air conditioner. This design features a fixed scroll with a spiral lap mounted on a bed plate, and an orbiting scroll that forms a compression room meshed with the fixed scroll. The orbiting bearing is strategically placed to optimize the compressor's performance. The design ensures that the distances between various components are minimized, leading to improved efficiency and functionality.
Career Highlights
Ohtahara has worked with prominent companies in the industry, including Hitachi Appliances, Inc. and Hitachi-Johnson Controls Air Conditioning, Inc. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in refrigeration technology.
Collaborations
Throughout his career, Ohtahara has collaborated with talented individuals such as Masashi Miyake and Mutsunori Matsunaga. These partnerships have fostered a creative environment that has led to the development of advanced technologies in their field.
Conclusion
Masaru Ohtahara's contributions to refrigeration and air conditioning technology are noteworthy. His innovative patents and collaborations with industry leaders have significantly advanced the field. Ohtahara's work continues to influence the development of efficient and effective cooling solutions.