RK

Robert Klotz

MC Mine Safety Appliances Company: 17 patents #1 of 243Top 1%
RO Roho: 8 patents #6 of 26Top 25%
MT Msa Technology: 6 patents #15 of 110Top 15%
📍 Jefferson Hills, PA: #2 of 151 inventorsTop 2%
🗺 Pennsylvania: #1,639 of 74,527 inventorsTop 3%
Overall (All Time): #112,773 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
10912344 Helmet with accessory attachment rail Alexa Danielle Bohn, Daniel Martin Hehman 2021-02-09
10165819 Helmet accessory adapter Rebecca Kreke, Kevin R. Ketterer 2019-01-01
9642412 Adjustment mechanism for a headband arrangement of a safety helmet Kevin R. Ketterer 2017-05-09
9572392 Adjustment mechanism for a headband arrangement of a safety helmet Kevin R. Ketterer 2017-02-21
9125448 Support for visors and face shields James R. Tomlinson, Matthew C. Miller 2015-09-08
RE45459 Protective helmet F. Joseph Hersick, Kevin R. Ketterer 2015-04-14
8539613 Protective helmet F. Joseph Hersick, Kevin R. Ketterer 2013-09-24
D683501 Visor frame Rebecca Kreke, Mark Hall 2013-05-28
D683077 Visor interface Rebecca Kreke, Mark Hall 2013-05-21
D683078 Visor Rebecca Kreke, Mark Hall 2013-05-21
D677435 Visor Rebecca Kreke, Mark Hall 2013-03-05
D677008 Visor Rebecca Kreke, Mark Hall 2013-02-26
D675785 Visor interface Rebecca Kreke, Mark Hall 2013-02-05
D675786 Visor Rebecca Kreke, Mark Hall 2013-02-05
D675787 Visor Rebecca Kreke, Mark Hall 2013-02-05
D675788 Visor Rebecca Kreke, Mark Hall 2013-02-05
D674560 Chin guard Rebecca Kreke, Mark Hall 2013-01-15
D672683 Chin guard Rebecca Kreke, Mark Hall 2012-12-18
D669639 Visor Rebecca Kreke, Mark Hall 2012-10-23
8225419 Protective helmet F. Joseph Hersick, Kevin R. Ketterer 2012-07-24
D662261 Visor Rebecca Kreke, Mark Hall 2012-06-19
D661841 Visor Rebecca Kreke, Mark Hall 2012-06-12
D661840 Visor frame Rebecca Kreke, Mark Hall 2012-06-12
D650214 Inflatable cushion insert 2011-12-13
D647349 Inflatable cushion insert 2011-10-25