Assignee
No assignee recorded.
Inventors
- Unknown
- Unknown
- George Hsieh (21 patents)
{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Toothpaste or dental cream composition and method of preparing same", "item": "https://www.patentleaderboard.com/patent/4812306"}]}
Skip to contentUS Patent 4812306 · Granted Mar 14, 1989
No assignee recorded.