Patent assignee · US · COMPANY

Carleton Life Support Systems Inc.

44Patents
34Active
44Granted
51Portfolio score

Filing activity: Feb 16, 2001 → Oct 13, 2017 · 9 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6997970B2 Oxygen/inert gas generator Emerging Cross-Sectional Technologies 33 Expired
US7396442B2 Electrochemical oxygen generator module assembly Chemistry; Metallurgy 27 Active
US6669758B1 Variable inlet air restriction for composition control of product gas Performing Operations; Transporting 22 Expired
US8127560B2 Machined spring with integral retainer for closed cycle cryogenic coolers Mechanical Engineering; Lighting; Heating 18 Active
US7694674B2 Oxygen generator with storage and conservation modes Emerging Cross-Sectional Technologies 15 Expired
US9469410B2 Aerial refueling system, apparatus and methods Performing Operations; Transporting 14 Active
US7309847B2 Ceramic oxygen generating oven Chemistry; Metallurgy 13 Active
US7445660B2 Method for operating gas generators in tandem Chemistry; Metallurgy 11 Active
US8746739B2 Aircrew restraint system with integrated communications and controls Performing Operations; Transporting 9 Active
US8011897B2 Cam driven piston compressor Mechanical Engineering; Lighting; Heating 9 Active
US9517841B2 Ballistic powered inertia reel Performing Operations; Transporting 6 Active
US9162089B2 Restraint and extraction harness with associated release mechanism Performing Operations; Transporting 6 Active
US8631545B2 Water activated ejector mechanism for rotary buckle assembly Emerging Cross-Sectional Technologies 5 Active
US8378218B2 Spring with multiple conducting coils Emerging Cross-Sectional Technologies 5 Active
US10179308B2 On-board inert gas generating system prognostic health monitoring Emerging Cross-Sectional Technologies 4 Active
US7036521B2 Air conserving slide valve Emerging Cross-Sectional Technologies 4 Expired
US9610917B2 Restraint system with dual release mechanisms Performing Operations; Transporting 4 Active
US6783646B2 Modular ceramic oxygen system Chemistry; Metallurgy 3 Expired
US9289717B2 Air drying system for OBOGS Performing Operations; Transporting 3 Active
US6685235B1 System and method for attaching tubing Performing Operations; Transporting 2 Expired
US7288462B2 Buffer zone for the prevention of metal migration Emerging Cross-Sectional Technologies 2 Expired
US9635909B2 Buckle release mechanism Emerging Cross-Sectional Technologies 2 Active
US6849296B2 Leakage free ceramic films for porous surfaces Emerging Cross-Sectional Technologies 2 Expired
US9867563B2 Reduced cognitive function detection and alleviation system for a pilot Human Necessities 2 Active
US7645365B2 IMAT modules with serial conductive stripes Emerging Cross-Sectional Technologies 1 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.