Lori Greiner Inventions List and Early Patents
Lori Greiner holds multiple utility and design patents tied to consumer products that later became major brands. Her earliest notable invention is the Scrub Daddy sponge, which she patented and first sold on QVC in 1996 before expanding into retail. She also holds patents for the Bantam Bagels mini bagels and the Walk N Roll luggage system, both of which became widely distributed products according to Forbes.
The Lori Greiner inventions list includes several household and office items that were commercialized under her own companies or through licensing deals. Many of these products were selected for mass retail after testing on QVC, where Greiner built her reputation as a product developer. Her portfolio spans cleaning tools, food storage, personal care, and travel accessories, with each item tied to a specific patent number and filing date in public USPTO records.
Major Companies and Shark Tank Deals
Greiner co-founded Fowlerton Goods and later launched the retail brand Lori Greiner Presents, which sells products she invented or licensed. On Shark Tank, she has invested in hundreds of companies, with many deals resulting in billion-dollar valuations, including Bombas, Squatty Potty, and Groovebook per Forbes.
The companies she backed often feature products with utility patents similar to her own early inventions, focusing on simple, mass-market solutions to everyday problems. Greiner typically takes a 20% to 33% equity stake in Shark Tank deals, and her portfolio includes brands across health, home, food, and technology sectors. Her investments are tracked by SEC filings, investor databases, and public earnings reports from the companies she backed.
Rankings, Net Worth, and Public Records
Lori Greiner is consistently ranked among the most influential inventors and investors in the U.S., appearing on Forbes billionaires and self-made women lists. Her net worth is estimated in the billions, driven by equity in Shark Tank companies, licensing royalties, and her own product lines per Forbes.
Public patent databases show dozens of active and expired patents under her name, covering product designs, packaging, and functional features. She is listed as an inventor on utility patents for items such as the Scrub Daddy sponge and the Bantam Bagels, with each patent tied to a specific assignee and filing year. Investors and researchers can review these records through the USPTO and SEC EDGAR for details on patent assignments and company ownership structures via SEC EDGAR.