Ryan E. Johnson — 13 Patents at 3M

Ryan E. Johnson has been granted 13 US patents while listed as an inventor at 3M. The first was granted in 2002 and the most recent in May 2018. Ryan E. Johnson ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Ryan E. Johnson in Peoria, IL, US.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
9962245	Dental compositions, mill blocks, and methods	Bradley D. Craig	2018-05-08	$42,595,000
9345561	Fireable dental blank assembly	—	2016-05-24	$47,654,000
8973268	Methods of making multi-chromatic dental appliances	Naimul Karim	2015-03-10	$15,307,000
8973269	Methods of making biomimetic dental appliances	Naimul Karim	2015-03-10	$15,307,000
8844139	Methods of making multilayer anatomical all-ceramic dental appliances	Naimul Karim	2014-09-30	$15,765,000
8303173	Dual potting temperature probe	Keith J. Bradley	2012-11-06
8059947	Environmentally protected thermistor for respiratory system	Keith J. Bradley	2011-11-15
D620117	Dental implant analog sleeve	Roger K. Dawson	2010-07-20
D616097	Dental implant abutment	Kevin W. Wenzel, Howard P. Wanless, III	2010-05-18
D535394	Occlusal dental mirror	Breanne Mae Sanger	2007-01-16
7120967	Pet door hinge	—	2006-10-17
6959511	Lockable pet door	Kurt Steinbacher, William S. Groh	2005-11-01
6477807	Articulating door hinge system and door assembly	Michael Crondahl, David Chard, James W. Chard, Jr.	2002-11-12

Ryan E. Johnson — 13 Patents

Issued Patents All Time

Patent Widget