Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Magnetic system for use in sealing body openings

Magnetic system for use in sealing body openings

US Patent 4258705 · Granted Mar 31, 1981

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Set of coupling parts2011
Low polydispersity poly-HEMA compositions2010
Low polydispersity poly-hema compositions2007
Low polydispersity poly-HEMA compositions2005
Medical instrument with a hydrophilic, low-friction coating and method of prepar1998
Medical instrument with a hydrophilic, low-friction coating and method of prepar1998
Article with a coating having friction-reducing properties in wet condition as w1995
Air humidification apparatus1993
Method and a device for preparing a mixture of a solid and a liquid component1992
Mat for supporting a person in an upright position and process for obtaining a r1992
Method of forming shaped hydrogel articles1987
Mold for making contact lenses, either the male or female mold sections being re1987