Inventor
SELSAM ROGER L
US8 patents
⚠️ This page may combine multiple inventors who share the name “SELSAM ROGER L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HYDROACOUSTIC INC
7 patentsUS4569412AFeb 11, 1986
Seismic source
HYDROACOUSTIC INC31 citations92
US4753316AJun 28, 1988
Seismic source
HYDROACOUSTIC INC21 citations81
US4005637AFeb 1, 1977
Hydroacoustic apparatus and valving mechanisms for use therein
HYDROACOUSTIC INC26 citations81
US4143585AMar 13, 1979
Impact tool
HYDROACOUSTIC INC29 citations80
US4086122AApr 25, 1978
Hydroacoustic welder
HYDROACOUSTIC INC27 citations78
US4155287AMay 22, 1979
Hydraulically operated impact devices
HYDROACOUSTIC INC10 citations72
US3991655ANov 16, 1976
Hydroacoustic apparatus and valving mechanisms for use therein
HYDROACOUSTIC INC19 citations69