Inventor
CHILDERS EDWIN RALPH
US13 patents
⚠️ This page may combine multiple inventors who share the name “CHILDERS EDWIN RALPH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
11 patentsUS6754033B1Jun 22, 2004
Tape surface constraint of lateral transients
IBM37 citations92
USD470498SFeb 18, 2003
Data cartridge
IBM34 citations89
US5906324AMay 25, 1999
Single reel tape cartridge with integral tape guide
IBM19 citations81
US5979814ANov 9, 1999
Invertible portable container having two separate lengths of recording tape
IBM14 citations72
US11232815B2Jan 25, 2022
Multi-spool tape recording apparatus having removable mounts for supporting tape spool pairs
IBM3 citations70
US6900964B2May 31, 2005
Data-cartridge case adapted for dual-format applications
IBM7 citations70
US11043237B2Jun 22, 2021
Multi-spool tape recording apparatus
IBM4 citations69
US11837263B1Dec 5, 2023
Tape erase element included in a tape erase device to erase a tape medium
IBM0 citations62
US11335377B1May 17, 2022
Blocking mechanism for a storage cartridge to prevent insertion into a storage drive
IBM0 citations62
US6755367B2Jun 29, 2004
Sensing position of pin on tape inside cartridge shell
IBM2 citations61
US11664048B2May 30, 2023
Multi-spool tape recording apparatus
IBM0 citations59