Learn more

PERFECT FILM & CHEM CORP

Overview
  • Total Patents
    17
About

PERFECT FILM & CHEM CORP has a total of 17 patent applications. Its first patent ever was published in 1967. It filed its patents most often in United States, Switzerland and Germany. Its main competitors in its focus markets optics, semiconductors and electrical machinery and energy are EDWARD GEORGE TURNER, BRONICA CO LTD and IZON.

Patent filings in countries

World map showing PERFECT FILM & CHEM CORPs patent filings in countries
# Country Total Patents
#1 United States 6
#2 Switzerland 3
#3 Germany 2
#4 France 2
#5 Spain 1
#6 Greece 1
#7 Israel 1
#8 Iceland 1

Patent filings per year

Chart showing PERFECT FILM & CHEM CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ackerman Martin S 4
#2 Jones Richard B 2
#3 Martin S Ackermann 2
#4 S Ackermann Martin 1
#5 Martin S Ackerman 1
#6 S Ackerman Martin 1
#7 Hardy G 1
#8 Ackerman M 1

Latest patents

Publication Filing date Title
US3763752A Camera with built-in stroboscopic flash
US3631783A Cassette camera
US3603232A Cassette camera
US3559549A Rechargeable flash attachment
FR1540162A Control mechanism for a rechargeable strobe flash light device, as well as a camera provided with said mechanism
FR1535392A Rechargeable strobe flash device for a photographic camera incorporating a flash lamp or flash cube circuit
US3559548A Time-delay means for rechargeable stroboscopic flash attachment
US3364829A Rechargeable stroboscopic flash attachment