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PRIZMA INC

Overview
  • Total Patents
    21
About

PRIZMA INC has a total of 21 patent applications. Its first patent ever was published in 1914. It filed its patents most often in United States. Its main competitors in its focus markets optics and machines are GEN ANNE HENRI JACQUES DE LASS, TECNIFAX CORP and ANNE HENRI JACQUES DE LASSUS S.

Patent filings in countries

World map showing PRIZMA INCs patent filings in countries
# Country Total Patents
#1 United States 21

Patent filings per year

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

Focus industries

# Industry
#1 Optics
#2 Machines

Top inventors

# Name Total Patents
#1 Kelley William V D 17
#2 Joseph Mason 3
#3 Raleigh Charles 3
#4 Mayer Max 2
#5 Wohl Maurice J 2
#6 Charles Raleigh 1
#7 Blaney Jesse M 1
#8 Dunning Carroll H 1

Latest patents

Publication Filing date Title
US1558483A Motion picture
US1461356A Color transparency
US1465643A Sensitive plate, film, or the like for color prints
US1667477A Producing color pictures
US1628248A Photographic image and method of making same
US1348029A Method and apparatus for treating films
US1431309A Motion-picture film
US1337775A Motion-picture film
US1331092A Colored photographic images and method of producing the same
US1411968A Bleached and colored image and process of making the same
US1350024A Photographic image
US1259411A Coloring photographic images.
US1350023A Photographic printing
US1278162A Subtractive and additive color photography.
US1279065A Color photography.
US1216493A Film or the like for color photography.
US1278161A Color photography.
US1278211A Photographic color-screen.
US1211904A Color photography.
US1217425A Producing colored photographic pictures.