P

Inventor

FLATHAU ROBERT J

US10 patents
⚠️ This page may combine multiple inventors who share the name “FLATHAU ROBERT J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SYMONS CORP

5 patents
US5261635ANov 16, 1993

Slab joint system and apparatus for joining concrete slabs in side-by-side relation

SYMONS CORP68 citations95
US5316253AMay 31, 1994

Scaffold bracket

SYMONS CORP25 citations90
US3981476ASep 21, 1976

Spreader clip assembly for a concrete wall form

SYMONS CORP30 citations75
US5707539AJan 13, 1998

Concrete form with safety bar

SYMONS CORP5 citations57
US6182346B1Feb 6, 2001

Method of retrofitting a concrete form

SYMONS CORP0 citations46

DAYTON SUPERIOR CORP

2 patents
US6865859B2Mar 15, 2005

Conversion corner chamfer for form work

DAYTON SUPERIOR CORP27 citations91
US9297173B2Mar 29, 2016

Jump form system

DAYTON SUPERIOR CORP4 citations70

SAFWAY FORMWORK SYSTEMS LLC

2 patents
US6419204B1Jul 16, 2002

Outside conversion corner for form work

SAFWAY FORMWORK SYSTEMS LLC25 citations89
US6733059B2May 11, 2004

Outside conversion corner for form work

SAFWAY FORMWORK SYSTEMS LLC5 citations60

SPINDLER ROBERT A

1 patent
US8464996B2Jun 18, 2013

Jump form system

SPINDLER ROBERT A26 citations86