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SPD TECH INC

Overview
  • Total Patents
    26
About

SPD TECH INC has a total of 26 patent applications. Its first patent ever was published in 1989. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets electrical machinery and energy, environmental technology and optics are ZHENJIANG GANGCHENG POWER EQUIPMENT CO LTD, JIANGSU YINONE ELECTRIC CO LTD and PINGYANG ELECTRIC POWER SUPPLY COMPANY OF STATE GRID ZHEJIANG ELECTRIC POWER COMPANY.

Patent filings per year

Chart showing SPD TECH INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ykema John I 21
#2 Barber John P 5
#3 Rifkin Edward 2
#4 O'Brien Iii Edward R 2
#5 Koch Stuart 1
#6 O'Brien Edward R Iii 1
#7 Palladino Peter J 1

Latest patents

Publication Filing date Title
US7076592B1 Power node control center
CA2354521A1 Power node control center
WO9844612A1 Three-phase compact electrical bus structure
US6320132B1 Compact electrical bus
WO9608064A1 Compact electrical bus
US6377874B1 Power distribution system including integrated power node control center
US5936201A Compact electrical bus
US5206618A Magnetic latch
US5321626A Battery performance monitoring and forecasting system
WO9116751A1 Solid state overcurrent protection system for circuit breakers
US5204797A Solid state overcurrent protection system for circuit breakers
US4922372A Solid state overcurrent protection system for circuit breakers