Location History:
- Saitama, JP (1980 - 1981)
- Oimachi, JP (1981)
- Osaka, JP (1995 - 1998)
- Kawachinagano, JP (1998 - 1999)
Company Filing History:
7 out of 1,165 
2 out of 1,039 
2 out of 640 
Years Active: 1980-1999
Title: Hitoshi Tsugaya: Innovator in Tobacco Filter Technology
Introduction
Hitoshi Tsugaya is a notable inventor based in Kawachinagano, Japan. He has made significant contributions to the field of tobacco filter technology, holding a total of 10 patents. His innovative approaches have focused on creating environmentally friendly tobacco filter materials.
Latest Patents
One of Tsugaya's latest patents involves a tobacco filter material and a method of producing the same. This invention utilizes a slurry containing a particulate or fibrous cellulose ester and wood pulp, resulting in a tobacco filter material with a nonwoven web structure. The cellulose ester used may be a cellulose acetate with a combined acetic acid content ranging from 30 to 62%. This filter material is designed to have high dry strength while maintaining a high degree of wet disintegratability, thus mitigating potential environmental pollution. Another patent describes a method for producing a filter rod by incorporating a water-soluble polymer into a tow of cellulose ester fiber. This method enhances productivity by allowing for smoother wrapping of the tow at high speeds, while also contributing to environmental sustainability.
Career Highlights
Throughout his career, Hitoshi Tsugaya has worked with prominent companies such as Daicel Chemical Industries, Ltd. and Japan Tobacco Inc. His work has been instrumental in advancing tobacco filter technology, focusing on both performance and environmental impact.
Collaborations
Tsugaya has collaborated with notable individuals in the industry, including Kiyoshi Ishii and Zenjiro Honda. These partnerships have further enriched his innovative endeavors and contributed to the development of new technologies in tobacco filtration.
Conclusion
Hitoshi Tsugaya's contributions to tobacco filter technology exemplify his commitment to innovation and environmental sustainability. His patents reflect a deep understanding of materials and processes that enhance product performance while addressing ecological concerns.