Inventor
LAY WARREN THOMAS
US9 patents
⚠️ This page may combine multiple inventors who share the name “LAY WARREN THOMAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LYON LELAND H
5 patentsUS8800690B2Aug 12, 2014
Down-the-hole drill hammer having a reverse exhaust system and segmented chuck assembly
LYON LELAND H4 citations71
US8622152B2Jan 7, 2014
Down-the-hole drill hammer having a sliding exhaust check valve
LYON LELAND H5 citations71
US8439135B2May 14, 2013
Down-the-hole drill hammer having an extendable drill bit assembly
LYON LELAND H4 citations61
USD656974SApr 3, 2012
Drill bit
LYON LELAND H5 citations61
US8631884B2Jan 21, 2014
Pressure reversing valve assembly for a down-the-hole percussive drilling apparatus
LYON LELAND H1 citations51