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BW IP INTERNATIONAL INC

Overview
  • Total Patents
    90
About

BW IP INTERNATIONAL INC has a total of 90 patent applications. Its first patent ever was published in 1981. It filed its patents most often in Canada, United States and EPO (European Patent Office). Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and machines are ENVIROSEAL ENGINEERING PRODUCTS LTD, DANDONG COLOSSUS GROUP CO LTD and WERNERT PUMPEN GMBH.

Patent filings per year

Chart showing BW IP INTERNATIONAL INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Marsi Joseph A 13
#2 Boster Clark S 12
#3 Hufford Larry A 12
#4 Wentworth Robert S 8
#5 Salant Richard F 6
#6 Lorett Jerzy A 4
#7 Vaghasia Gordhan K 4
#8 Giles Oley 4
#9 Hanson Lloyd D 4
#10 Green Itzhak 4

Latest patents

Publication Filing date Title
US5716054A Diametric plane split mechanical face seal
WO9805889A1 Method and apparatus for forming a wavy face ring
WO9704256A1 Split mechanical face seal and method of assembly thereof
CA2152311A1 Guided gate valve
CA2133866A1 Stator seal ring assembly having a locking band
US5562294A Backup seal for axial face seal
US5445494A Multi-stage centrifugal pump with canned magnetic bearing
WO9410457A1 Pressure control valve for a hydraulic actuator
WO9405936A1 Enclosure for brittle mechanical seal face materials
US5428873A Ball Latch mechanism
US5305676A Low retention force release and arming mechanism for ordinance devices
CA1332034C Pump with heat exchanger
CA2123502A1 Secondary gas/liquid mechanical seal assembly
US5340272A Multi-stage centrifugal pump incorporating a sealed thrust bearing
US5246337A Heat exchanger with hydrostatic bearing return flow guide
WO9212366A1 Bi-phase sealing assembly
US5193974A Dynamic pressure recovery seal
US5143515A Pump with seal purge heater
US5072608A Reduction of transient thermal stresses in machine components
US5076589A Mechanical seal