NAGAYAMA MASASHI has a total of 11 patent applications. Its first patent ever was published in 2007. It filed its patents most often in United States. Its main competitors in its focus markets optics are ZHONGSHAN DIMAI PRINT TECH CO LTD, HIRAOKA H I KENKYUSHO KK and SUGIMOTO NAOMI.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 |
# | Industry | |
---|---|---|
#1 | Optics |
# | Technology | |
---|---|---|
#1 | Electrography |
# | Name | Total Patents |
---|---|---|
#1 | Nagayama Masashi | 11 |
#2 | Yamada Saori | 5 |
#3 | Aoki Mitsuo | 4 |
#4 | Iwatsuki Hitoshi | 3 |
#5 | Kondou Tomio | 3 |
#6 | Takii Mariko | 3 |
#7 | Nakajima Hisashi | 3 |
#8 | Yagi Shinichiro | 3 |
#9 | Yaguchi Shigenori | 2 |
#10 | Santo Hideyuki | 2 |
Publication | Filing date | Title |
---|---|---|
US2017185000A1 | Carrier, developing agent, image forming apparatus, image forming method, replenishment toner, and process cartridge | |
US2008213684A1 | Carrier for electrophotographic developer, developer, image forming method, image forming apparatus, and process cartridge | |
US2008152393A1 | Carrier for electrophotographic developer, image forming method, and process cartridge |