Inventor
APPLEGARTH CHARLES H
US15 patents
⚠️ This page may combine multiple inventors who share the name “APPLEGARTH CHARLES H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAES PURE GAS INC
10 patentsUS5238469AAug 24, 1993
Method and apparatus for removing residual hydrogen from a purified gas
SAES PURE GAS INC93 citations94
US6068685AMay 30, 2000
Semiconductor manufacturing system with getter safety device
SAES PURE GAS INC33 citations92
USRE35725EFeb 10, 1998
Method and apparatus for removing residual hydrogen from a purified gas
SAES PURE GAS INC17 citations90
US6398846B1Jun 4, 2002
Semiconductor manufacturing system with getter safety device
SAES PURE GAS INC13 citations81
US6232204B1May 15, 2001
Semiconductor manufacturing system with getter safety device
SAES PURE GAS INC11 citations73
US6156105ADec 5, 2000
Semiconductor manufacturing system with getter safety device
SAES PURE GAS INC11 citations73
US6299670B1Oct 9, 2001
Integrated heated getter purifier system
SAES PURE GAS INC13 citations72
US7449054B2Nov 11, 2008
Air purification system with regenerative purification units
SAES PURE GAS INC7 citations67
US11383348B2Jul 12, 2022
Carbon dioxide compression and delivery system
SAES PURE GAS INC0 citations59
US10537977B2Jan 21, 2020
Carbon dioxide compression and delivery system
SAES PURE GAS INC0 citations42
ENTEGRIS INC
4 patentsUS12239935B2Mar 4, 2025
Methods and systems for adsorbing organometallic vapor
ENTEGRIS INC0 citations57
US11712653B2Aug 1, 2023
Methods and systems for adsorbing organometallic vapor
ENTEGRIS INC0 citations57
US11491435B2Nov 8, 2022
Methods and systems for removing ammonia from a gas mixture
ENTEGRIS INC0 citations57
US12343671B2Jul 1, 2025
Gas-processing systems and methods
ENTEGRIS INC0 citations50