Inventor · disambiguated record
Allen J. Bartlett
Also filed as: BARTLETT ALLEN J
48 granted patents·1 pending application·936 citations·filing 1981–2021
98Inventor score
Files withHELIX TECH CORP23BROOKS AUTOMATION INC10EDWARDS VACUUM LLC6BARTLETT ALLEN J4DRESENS PAUL E2
Top patents by PatentIndex Score
49 records- 0195US4796433ARemote recondenser with intermediate temperature heat sinkHELIX TECH CORP·Filed 1988·Granted Jan 10, 1989·68 cites·28 claims
- 0292US10156386B2System and method for cryogenic coolingBARTLETT ALLEN J·Filed 2011·Granted Dec 18, 2018·12 cites·94 claims
- 0391US9334859B2Helium management control systemBROOKS AUTOMATION INC·Filed 2014·Granted May 10, 2016·7 cites·28 claims
- 0491US5060481AMethod and apparatus for controlling a cryogenic refrigeration systemHELIX TECH CORP·Filed 1989·Granted Oct 29, 1991·57 cites·35 claims
- 0591US4766741ACryogenic recondenser with remote cold boxHELIX TECH CORP·Filed 1987·Granted Aug 30, 1988·58 cites·31 claims
- 0691US4438632AMeans for periodic desorption of a cryopumpHELIX TECH CORP·Filed 1982·Granted Mar 27, 1984·48 cites·7 claims
- 0790US8261562B2Helium management control systemDRESENS PAUL E·Filed 2010·Granted Sep 11, 2012·9 cites·11 claims
- 0889US10288052B2Helium management control systemBROOKS AUTOMATION INC·Filed 2016·Granted May 14, 2019·4 cites·20 claims
- 0989US8869552B2Helium management control systemDRESENS PAUL E·Filed 2012·Granted Oct 28, 2014·8 cites·28 claims
- 1089US7788942B2Helium management control systemBROOKS AUTOMATION INC·Filed 2006·Granted Sep 7, 2010·10 cites·22 claims
- 1187US4679401ATemperature control of cryogenic systemsHELIX TECH CORP·Filed 1985·Granted Jul 14, 1987·64 cites·30 claims
- 1287US4449373AReduced vacuum cryopumpHELIX TECH CORP·Filed 1983·Granted May 22, 1984·41 cites·8 claims
- 1385US7127901B2Helium management control systemBROOKS AUTOMATION INC·Filed 2001·Granted Oct 31, 2006·23 cites·41 claims
- 1483US5517823APressure controlled cryopump regeneration method and systemHELIX TECH CORP·Filed 1995·Granted May 21, 1996·53 cites·19 claims
- 1583US5375424ACryopump with electronically controlled regenerationHELIX TECH CORP·Filed 1993·Granted Dec 27, 1994·50 cites·34 claims
- 1683US4356701ACryopumpHELIX TECH CORP·Filed 1981·Granted Nov 2, 1982·35 cites·11 claims
- 1782US8413452B2Linear drive cryogenic refrigeratorMORRIS RONALD N·Filed 2010·Granted Apr 9, 2013·6 cites·41 claims
- 1882US4555907ACryopump with improved second stage arrayHELIX TECH CORP·Filed 1984·Granted Dec 3, 1985·39 cites·16 claims
- 1982US4446702AMultiport cryopumpHELIX TECH CORP·Filed 1983·Granted May 8, 1984·33 cites·11 claims
- 2081US9266038B2CryopumpSYSSOEV SERGEI·Filed 2012·Granted Feb 23, 2016·8 cites·25 claims
- 2178US4966016ACryopump with multiple refrigeratorsBARTLETT ALLEN J·Filed 1989·Granted Oct 30, 1990·31 cites·18 claims
- 2276US6155059AHigh capacity cryopumpHELIX TECH CORP·Filed 1999·Granted Dec 5, 2000·33 cites·28 claims
- 2375US5782096ACryopump with improved shieldingHELIX TECH CORP·Filed 1997·Granted Jul 21, 1998·33 cites·15 claims
- 2474US9266039B2Cryopump with controlled hydrogen gas releaseEACOBACCI JR MICHAEL J·Filed 2011·Granted Feb 23, 2016·4 cites·39 claims
- 2573US10113781B2Helium management control systemDUMAS OLIVER J·Filed 2012·Granted Oct 30, 2018·2 cites·44 claims
- 2672US11732931B2Pneumatic drive cryocoolerEDWARDS VACUUM LLC·Filed 2021·Granted Aug 22, 2023·0 cites·18 claims
- 2771US7313922B2High conductance cryopump for type III gas pumpingBROOKS AUTOMATION INC·Filed 2004·Granted Jan 1, 2008·16 cites·26 claims
- 2869US9687753B2Multi-refrigerator high speed cryopumpBROOKS AUTOMATION INC·Filed 2013·Granted Jun 27, 2017·1 cites·18 claims
- 2968US5156007ACryopump with improved second stage passagewayHELIX TECH CORP·Filed 1991·Granted Oct 20, 1992·31 cites·11 claims
- 3067US10900699B2Helium management control systemEDWARDS VACUUM LLC·Filed 2018·Granted Jan 26, 2021·0 cites·18 claims
- 3167US5862671APurge and rough cryopump regeneration process, cryopump and controllerHELIX TECH CORP·Filed 1997·Granted Jan 26, 1999·38 cites·63 claims
- 3265US11215384B2System and method for cryogenic coolingEDWARDS VACUUM LLC·Filed 2018·Granted Jan 4, 2022·0 cites·18 claims
- 3365US11209193B2Pneumatic drive cryocoolerEDWARDS VACUUM LLC·Filed 2019·Granted Dec 28, 2021·0 cites·18 claims
- 3463US10632399B2Multi-refrigerator high speed cryopumpEDWARDS VACUUM LLC·Filed 2017·Granted Apr 28, 2020·0 cites·15 claims
- 3562US11466673B2Cryopump with peripheral first and second stage arraysEDWARDS VACUUM LLC·Filed 2018·Granted Oct 11, 2022·1 cites·15 claims
- 3660US5211022ACryopump with differential pumping capabilityHELIX TECH CORP·Filed 1991·Granted May 18, 1993·22 cites·35 claims
- 3758US5906102ACryopump with gas heated exhaust valve and method of warming surfaces of an exhaust valveHELIX TECH CORP·Filed 1996·Granted May 25, 1999·19 cites·25 claims
- 3857US9926919B2CryopumpBROOKS AUTOMATION INC·Filed 2016·Granted Mar 27, 2018·0 cites·18 claims
- 3957US4454722ACryopumpHELIX TECH CORP·Filed 1982·Granted Jun 19, 1984·13 cites·9 claims
- 4055US7194867B2Integrated rough/purge/vent (RPV) valveBROOKS AUTOMATION INC·Filed 2004·Granted Mar 27, 2007·4 cites·23 claims
- 4153US7320224B2Method and apparatus for detecting and measuring state of fullness in cryopumpsBROOKS AUTOMATION INC·Filed 2004·Granted Jan 22, 2008·3 cites·66 claims
- 4252US5301511ACryopump and cryopanel having frost concentrating deviceHELIX TECH CORP·Filed 1992·Granted Apr 12, 1994·19 cites·40 claims
- 4351US10760562B2Pressure burst free high capacity cryopumpBARTLETT ALLEN J·Filed 2008·Granted Sep 1, 2020·0 cites·9 claims
- 4451US7024866B2Axial loaded seal system with a static L-sealHELIX TECH CORP·Filed 2003·Granted Apr 11, 2006·3 cites·12 claims
- 4548US4949546ACompact heat exchanger for a cryogenic refrigeratorHELIX TECH CORP·Filed 1988·Granted Aug 21, 1990·17 cites·20 claims
- 4646US8082741B2Integral facet cryopump, water vapor pump, or high vacuum pumpBARTLETT ALLEN J·Filed 2007·Granted Dec 27, 2011·0 cites·31 claims
- 4741US5242277AUltra high vacuum cryopump relief valve assemblyHELIX TECH CORP·Filed 1991·Granted Sep 7, 1993·7 cites·6 claims
- 4839US2011265496A1Process chamber with integrated pumpingBROOKS AUTOMATION INC·Filed 2011·Application pending·0 cites
- 4938US5356270AUltra high vacuum cryopump relief valve assemblyHELIX TECH CORP·Filed 1993·Granted Oct 18, 1994·6 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Allen J. Bartlett files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →