{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Digital pen using interferometry for relative and absolute pen position", "item": "https://www.patentleaderboard.com/patent/6592039"}]}

Home › Digital pen using interferometry for relative and absolute pen position

Digital pen using interferometry for relative and absolute pen position

US Patent 6592039 · Granted Jul 15, 2003

Estimated economic value: $18,764,000 ⓘ

Assignee

IBM

Inventors

Barton A. Smith (29 patents)
Thomas G. Zimmerman (59 patents)

View full patent text on Google Patents →