Richard Carl Fuisz is born. This marks the beginning of his journey, which would eventually encompass a diverse array of fields from medicine and invention to business and alleged intelligence activities. His early life likely shaped his later pursuits, though details from this period are relatively sparse in publicly available records.

Fuisz pursues medical training and begins his career as a physician. This foundation in medicine provided him with the scientific knowledge and understanding of the human body that would later inform many of his inventions and entrepreneurial ventures. Details of his specific medical specialization during this period are less prominently documented, but this foundational period established his professional identity.

This period marks Fuisz's alleged involvement with the United States intelligence community. While specific details of his work remain largely undisclosed and controversial, reports and legal documents suggest his participation in projects related to information gathering and analysis. This aspect of his career has contributed significantly to his enigmatic public image.

Fuisz develops and patents a sublingual drug delivery system, a significant innovation in pharmaceutical technology. This technology, enabling rapid drug absorption under the tongue, revolutionized how certain medications are administered and significantly improved patient outcomes for certain conditions. This invention showcases his inventive capabilities and entrepreneurial drive.

Fuisz becomes embroiled in a series of legal disputes and lawsuits related to his pharmaceutical technologies, particularly with companies like Strativa Pharmaceuticals (formerly Cima Labs). These lawsuits, involving allegations of patent infringement and business misconduct, highlight the competitive and sometimes contentious nature of the pharmaceutical industry and the challenges faced by inventors in protecting their intellectual property.

Fuisz continues to engage in various entrepreneurial ventures, exploring new technologies and business opportunities. While specific details of all his ventures are not readily available, this period reflects his sustained commitment to innovation and business development. His entrepreneurial activities demonstrate his adaptability and willingness to explore diverse sectors.

Richard Fuisz gained additional public attention through his involvement in legal battles and public statements related to author Dan Brown. Fuisz claimed that Brown's novel, "The Da Vinci Code", had infringed upon his copyright, based on a shared history and discussions of related ideas. Though the case was ultimately unsuccessful, it thrust Fuisz into the spotlight, contributing to his already intriguing public persona.

Richard Fuisz, now in his 80s, maintains a presence in public discourse. While his level of active involvement in business and technology may have shifted, his legacy as an inventor, entrepreneur, and figure of intrigue continues to shape perceptions of his multifaceted career.