Location History:
- Konan, JP (1990 - 1999)
- Saitama-ken, JP (1999)
- Saitama, JP (1999)
- Higashimatsuyama, JP (1988 - 2000)
- Kounan-machi, JP (1998 - 2000)
Company Filing History:
8 out of 382 
2 out of 596 
1 out of 3 Years Active: 1988-2000
Title: **Toshihiro Murayama: Innovator in Compressor Technology**
Introduction
Toshihiro Murayama is a notable inventor hailing from Higashimatsuyama, Japan. With a total of 10 patents to his name, he has made significant contributions to the field of compressor technology, particularly through his innovative designs and improvements.
Latest Patents
Murayama's latest inventions include two groundbreaking types of vane compressors. The first is a **Vane Compressor** that minimizes refrigerant gas leakage by reducing the number of airtight interfaces between the component parts. This invention also prevents seizure between the rotor and the side block without requiring surface treatment. The design features a cam ring where the rotor is rotatably housed. One end face of the cam ring secures a first head, while the opposite end is closed by a second head, allowing for effective contact between the rotor and the side block.
His second patent, a **Variable Capacity Vane Compressor**, introduces a mechanism for adjusting the compression starting timing. This allows users to effectively control the capacity or delivery quantity of the compressor. The system includes a main piston that influences the rotary plate, a pilot piston, and both low-pressure and high-pressure chambers that facilitate its operation. Notably, the design emphasizes efficiency by maintaining distinct cross-sectional areas for communication passages, enhancing performance.
Career Highlights
Throughout his career, Murayama has worked with leading companies, including Zexel GmbH and Diesel Kiki Co., Ltd. His experience in these respected organizations has enabled him to refine his innovations and contribute meaningfully to advancements in compressor technologies.
Collaborations
Murayama has collaborated with several skilled professionals in the industry, including Tomoyasu Takahashi and Mitsuya Ono. These collaborations have played a significant role in driving innovation and improving the technical aspects of his inventions.
Conclusion
Toshihiro Murayama stands out as a prominent figure in the realm of compressor technology. His patents showcase not only his technical acuity but also his commitment to developing efficient, innovative solutions. Through his work, Murayama continues to influence the landscape of compressors, driving forward the industry with his creative engineering insights.