DOI KK has a total of 11 patent applications. Its first patent ever was published in 1979. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets optics are MIMOSA AKT GES, FILM FABRIKATION AG F and AGFA ANSCO CORP.
# | Country | Total Patents | |
---|---|---|---|
#1 | Japan | 6 | |
#2 | United States | 2 | |
#3 | Germany | 1 | |
#4 | France | 1 | |
#5 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Optics |
# | Technology | |
---|---|---|
#1 | Cameras | |
#2 | Photosensitive materials | |
#3 | Processing photographic materials |
# | Name | Total Patents |
---|---|---|
#1 | Sekine Keiziro | 3 |
#2 | Kodaka Fujio | 1 |
#3 | Doi Kimio | 1 |
#4 | Sawada Kenji | 1 |
#5 | Sekine Keijiro | 1 |
#6 | Oonuma Hidemichi | 1 |
#7 | Fujita Hajime | 1 |
#8 | Ooi Masayuki | 1 |
#9 | Tajima Riyouichi | 1 |
#10 | Toyabe Satoshi | 1 |
Publication | Filing date | Title |
---|---|---|
JP2002046747A | Photograph mailing system | |
US4968587A | Method for producing color print having high quality and long life, applicable for long period conservation | |
JPS59195240A | Film supplying device in daylight | |
JPS597935A | Shutter setting device of camera capable of shifting | |
JPS5828729A | Lens shift camera | |
GB2026183A | Shutter release mechanism | |
JPS55153941A | Distributive winding method of film |