Inventor
KOCH ULRICH H
US16 patents
⚠️ This page may combine multiple inventors who share the name “KOCH ULRICH H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WHITEY CO
8 patentsUS4602762AJul 29, 1986
Ball valve and seat assembly
WHITEY CO62 citations96
US4572239AFeb 25, 1986
High pressure ball valve
WHITEY CO78 citations95
US4479513AOct 30, 1984
High pressure ball valve
WHITEY CO48 citations92
US4410165AOct 18, 1983
Ball valve and seat assembly
WHITEY CO42 citations92
US4558874ADec 17, 1985
Valve stem packing assembly
WHITEY CO49 citations91
US4538790ASep 3, 1985
Valve stem packing assembly
WHITEY CO50 citations91
US4671308AJun 9, 1987
Fire-safe ball valve
WHITEY CO35 citations89
US4421293ADec 20, 1983
End cap assembly
WHITEY CO6 citations62
WHITEY RESEARCH TOOL CO
5 patentsUSD243655SMar 15, 1977
Adaptor plate
WHITEY RESEARCH TOOL CO66 citations94
US3954251AMay 4, 1976
Fluid system device
WHITEY RESEARCH TOOL CO41 citations89
US3976095AAug 24, 1976
Operating member locking device
WHITEY RESEARCH TOOL CO36 citations86
US3981482ASep 21, 1976
Fluid system device
WHITEY RESEARCH TOOL CO22 citations79
US4018537AApr 19, 1977
Operating handle
WHITEY RESEARCH TOOL CO5 citations59