Assignee
No assignee recorded.
Inventors
- Elizabeth A. Downing (18 patents)
- Ronald W. Downing (2 patents)
{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Soft contact lens analyzer", "item": "https://www.patentleaderboard.com/patent/4684246"}]}
Skip to contentUS Patent 4684246 · Granted Aug 4, 1987
No assignee recorded.