{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Oral sustained release pharmaceutical preparation", "item": "https://www.patentleaderboard.com/patent/4777033"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Oral sustained release pharmaceutical preparation

Oral sustained release pharmaceutical preparation

US Patent 4777033 · Granted Oct 11, 1988

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Power converter for enabling simultaneous transmission of power between multiple2025
Electric power conversion apparatus2022
Three-dimensional puzzle game apparatus and program product2015
Audio signal amplitude adjusting device and method2013
Wound-dressing material and method for manufacturing the same2012
Method for reclaiming pulverized synthetic resin product2011
Network control apparatus having bandwidth control method selection associated t2004
Engine water pump structure2001
Ultrafine particle power for inhalation and method for production thereof1999
Device for administering powdery medicine1999
Multi-dose powdered medicine administering device and method thereof1997
Preparation for intratracheobronchial administration1997