Assignee
Inventors
- Hal Alper (31 patents)
{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Visual bilgewater quality indicator", "item": "https://www.patentleaderboard.com/patent/8187459"}]}
Skip to contentUS Patent 8187459 · Granted May 29, 2012