Location History:
- Saratoga, CA (US) (1994 - 1995)
- San Jose, CA (US) (1997)
Company Filing History:
3 out of 6 
2 out of 832,718 Years Active: 1994-1997
Title: Innovations by Chein-Hwa Tsao
Introduction
Chein-Hwa Tsao is an accomplished inventor based in Saratoga, California. He holds five patents that showcase his innovative contributions to various fields. His work reflects a commitment to solving practical problems through inventive solutions.
Latest Patents
One of Tsao's latest patents is the Grass Guard, designed to create a vegetationless border around objects such as lawn sprinkler heads. This invention features a two-layer construction, with a top layer simulating grass and a bottom layer made of heavy grit bonded into a uniform body. The design allows for a weather-resistant, plastically compliant disk that fits over pre-installed sprinkler heads. The Grass Guard can be easily cut to fit various head locations and includes an adhesive to bond it securely, preventing gaps around the sprinkler head.
Another notable patent is the Nonspill Bottled Water Replacement System with a Disposable Seal Member. This invention includes a membrane closure that prevents spillage during the installation of a water bottle onto a dispenser. The membrane seal opens after installation by generating a hydraulic shock wave within the bottle. Tsao presents multiple embodiments of the membrane seal, each designed to ensure a watertight seal that can be opened efficiently.
Career Highlights
Throughout his career, Chein-Hwa Tsao has worked with various companies, including Innostar. His innovative spirit and technical expertise have led to the development of practical solutions that address everyday challenges.
Collaborations
Tsao has collaborated with notable individuals such as Robert N. Lee and Emily M. Tsao, contributing to a dynamic exchange of ideas and innovations.
Conclusion
Chein-Hwa Tsao's inventive work, particularly in the areas of practical applications for everyday products, highlights his significant contributions to innovation. His patents reflect a deep understanding of user needs and a commitment to enhancing functionality in common devices.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.