Inventor
LESSARD PHILIP A
US27 patents
⚠️ This page may combine multiple inventors who share the name “LESSARD PHILIP A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HELIX TECH CORP
13 patentsUS4766741AAug 30, 1988
Cryogenic recondenser with remote cold box
HELIX TECH CORP58 citations96
US4679401AJul 14, 1987
Temperature control of cryogenic systems
HELIX TECH CORP64 citations95
US5483803AJan 16, 1996
High conductance water pump
HELIX TECH CORP37 citations92
US5156007AOct 20, 1992
Cryopump with improved second stage passageway
HELIX TECH CORP31 citations92
US4718241AJan 12, 1988
Cryopump with quicker adsorption
HELIX TECH CORP40 citations92
US4494381AJan 22, 1985
Cryopump with improved adsorption capacity
HELIX TECH CORP38 citations92
US4438632AMar 27, 1984
Means for periodic desorption of a cryopump
HELIX TECH CORP48 citations92
US5862671AJan 26, 1999
Purge and rough cryopump regeneration process, cryopump and controller
HELIX TECH CORP38 citations89
US5001903AMar 26, 1991
Optimally staged cryopump
HELIX TECH CORP18 citations73
US4466251AAug 21, 1984
Fluid actuator for cryogenic valve
HELIX TECH CORP9 citations72
US5261244ANov 16, 1993
Cryogenic waterpump
HELIX TECH CORP15 citations64
US4860546AAug 29, 1989
Vacuum system with molecular flow line
HELIX TECH CORP6 citations61
US4708165ANov 24, 1987
High pressure stepped clearance seal valve in a cryogenic refrigeration system
HELIX TECH CORP1 citations42
AGRIVIDA INC
6 patentsUS12565660B2Mar 3, 2026
Immunomodulating transgenic plants and related methods
AGRIVIDA INC0 citations62
US11932864B2Mar 19, 2024
Immunomodulating transgenic plants and related methods
AGRIVIDA INC0 citations62
US11390879B2Jul 19, 2022
Immunomodulating transgenic plants and related methods
AGRIVIDA INC0 citations62
US12116584B2Oct 15, 2024
Phytase production and methods of using the same
AGRIVIDA INC0 citations59
US11371052B2Jun 28, 2022
Phytase production and methods of using the same
AGRIVIDA INC0 citations59
US9598700B2Mar 21, 2017
Methods and compositions for processing biomass with elevated levels of starch
AGRIVIDA INC0 citations45
MASSACHUSETTS INST TECHNOLOGY
5 patentsUS6171833B1Jan 9, 2001
Pyruvate carboxylase from corynebacterium glutamicum
MASSACHUSETTS INST TECHNOLOGY24 citations92
US6451564B1Sep 17, 2002
Methods for producing L-isoleucine
MASSACHUSETTS INST TECHNOLOGY20 citations89
US6884606B2Apr 26, 2005
Pyruvate carboxylase from Corynebacterium glutamicum
MASSACHUSETTS INST TECHNOLOGY12 citations83
US6403351B1Jun 11, 2002
Pyruvate carboxylase polypeptide from Corynebacterium glutamicum
MASSACHUSETTS INST TECHNOLOGY12 citations73
US6987017B2Jan 17, 2006
Methods for producing L-isoleucine
MASSACHUSETTS INST TECHNOLOGY0 citations49