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KREONITE INC

Overview
  • Total Patents
    74
About

KREONITE INC has a total of 74 patent applications. Its first patent ever was published in 1972. It filed its patents most often in United States, Japan and Australia. Its main competitors in its focus markets optics, machines and chemical engineering are MERCER RAYMOND C, PATERSON PROD LTD and PAKO CORP.

Patent filings per year

Chart showing KREONITE INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Krehbiel Vivian D 23
#2 Krehbiel V D 8
#3 Cord Carl E 5
#4 Marvin Roger Lynn 5
#5 Krehbiel Vivian Dwight 4
#6 Marvin Roger L 3
#7 Rojiyaa Rin Maabin 3
#8 Landers Richard D 2
#9 Bibian Deii Kurebiiru 2
#10 Cord C E 2

Latest patents

Publication Filing date Title
JPS61161130A Chemicals mixer for photography
US4504005A Film processor transport roller end plug
US4358194A Transport for developing film in a photographic film processor
JPS5636643A Magnetic film carrier
US4256001A Anti-skiving device for photographic film
US4202624A Masking device for cropping photographs viewed on a view screen of a photographic printer
US4188111A Additive tri-color lamphouse for a photographic printer
US4166588A Self-threading take-up magazine for a photographic printer
US4188115A Magnetic film carrier
JPS54158924A Film guide
DE2823934A1 Film guide for film processing equipment - is made of sheet plastics material and has flat flexible keeper with elongated tongue
GB1597748A Film guide for film processing equipment
DD134329A5 Mixer for liquids
CA1077923A Circulating type mixer having composite intake tube
US4084796A Liquid mixing device
US4110774A Film guide for film processing equipment
GB1559200A Apparatus for processing photographic film
US4005464A Apparatus and method for processing photographic film
US4021832A Photocell control device for a photographic film processor
US4045809A Photographic film developing apparatus