Inventors with similar research interests:
Location History:
- Chiba-Ken, JP (1999 - 2000)
- Inba, JP (2008)
- Koto-ku, JP (2003 - 2013)
- Matsudo, JP (1984 - 2017)
- Tokyo, JP (1996 - 2017)
Company Filing History:
79 out of 665 
21 out of 74 
1 out of 1,591 
Years Active: 1984-2017
Areas of Expertise:
Title: Innovations of Takao Iizuka in Synthetic Resin Technology
Introduction
Takao Iizuka, an esteemed inventor based in Tokyo, Japan, has made significant contributions to the field of synthetic resin technology. With an impressive portfolio of 99 patents, Iizuka has played a vital role in advancing the functionality and design of plastic bottles. His innovative creations demonstrate a remarkable blend of engineering and creativity aimed at solving complex technical challenges.
Latest Patents
One of Takao Iizuka's latest patents focuses on the design of a synthetic resin bottle. The technical problem he addresses is the limitation in the preform body wall thickness. His invention provides a narrow-mouthed bottle with a substantially expanded body. The design features a mouth opening with a bore diameter of 10 mm or less, while the maximum body diameter is at least 2.5 times the bore's diameter, ensuring a minimum wall thickness of 0.45 mm.
Another notable patent is for a cylindrical bottle with a bottom, also made from synthetic resin materials. This invention includes a unique bottom wall portion with a grounding area at its outer edge, a rising circumferential wall extending upwards, and a movable wall portion that allows for added functionality. The design incorporates a series of ribs arranged around the bottle's axis, enhancing its structural integrity and usability.
Career Highlights
Throughout his career, Takao Iizuka has collaborated with renowned companies, including Yoshino Kogyosho Co., Ltd. and Ocean Spray Cranberries, Inc. His tenure at these organizations allowed him to focus on developing innovative packaging solutions that cater to various markets. Iizuka's commitment to excellence in design and engineering has made him a respected figure in the industry.
Collaborations
Takao Iizuka has had the opportunity to work alongside talented individuals in the field, including Masaaki Sasaki and Ralph T. Coley, Jr. These collaborations have fostered a creative environment where innovative ideas flourish, leading to groundbreaking advancements in synthetic resin technology.
Conclusion
In conclusion, Takao Iizuka's contributions to synthetic resin technology through his 99 patents showcase his innovative spirit and technical expertise. His recent developments in bottle design not only address existing challenges but also push the boundaries of functionality and efficiency. As his work continues to evolve, Iizuka remains a key figure in the ongoing innovation in the packaging industry.