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ROCKWOOD MFG COMPANY

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    173,757
  • Filing trend
    ⇩ 100.0%
About

ROCKWOOD MFG COMPANY has a total of 29 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1911. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, mechanical elements and machines are HYDRO BUILDING SYSTEMS, ABE KOGYO KK and WONLY SECURITY AND PROTECTION TECH CO LTD.

Patent filings in countries

World map showing ROCKWOOD MFG COMPANYs patent filings in countries

Patent filings per year

Chart showing ROCKWOOD MFG COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hamerstadt William D 11
#2 Thompson Doug 6
#3 Rockwood George O 6
#4 Bettencourt Luis 6
#5 Herman Catelyn 6
#6 Connell Michael 5
#7 Skelley John W 4
#8 Mcanly Louis C 4
#9 Baker Vinny 3
#10 Swearman Michael 3

Latest patents

Publication Filing date Title
US2020131816A1 Retrofit latch adapter
CA2972407A1 Modular door rail
US2017365114A1 Integrated card reader
WO2017156526A1 Restraint resistant handle
WO2017132510A1 Panic exit device with door handle
US3362040A Locking device
US2125004A Pivotal mounting for pulley structures
US2095025A Pulley
US1935878A Pivotal mounting for pulley structures
US1935877A Pivotal mounting for pulley structures
US1779624A Dust guard
US1708269A Pulley construction
US1750752A Pulley construction
US1779641A Feeder for punching machines
US1664296A Machine for die-casting pulleys and the like
US1664360A Process of making pulleys
US1664361A Process of making split pulleys
US1536410A Pulley
US1613905A Pulley construction
US1535134A Process of uniting metallic and fibrous bodies