NIHON CONTACT LENS SEIZOU KK has a total of 16 patent applications. Its first patent ever was published in 1980. It filed its patents most often in Japan. Its main competitors in its focus markets optics, macromolecular chemistry and polymers and basic materials chemistry are JESSEN INC WESLEY, HOYA LENS CORP and NIKON ESSILOR CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Japan | 16 |
# | Industry | |
---|---|---|
#1 | Optics | |
#2 | Macromolecular chemistry and polymers | |
#3 | Basic materials chemistry | |
#4 | Machine tools | |
#5 | Machines |
# | Technology | |
---|---|---|
#1 | Spectacles | |
#2 | Optical systems | |
#3 | Special macromolecular compounds | |
#4 | Soaps | |
#5 | Producing goods from plastic | |
#6 | Special macromolecular compounds | |
#7 | Grinding or polishing devices |
# | Name | Total Patents |
---|---|---|
#1 | Mizutani Yutaka | 16 |
#2 | Kuriaki Masamitsu | 7 |
#3 | Harada Tatsuo | 6 |
#4 | Tanahashi Naokatsu | 3 |
#5 | Kondou Masamichi | 2 |
#6 | Uchida Toshio | 2 |
#7 | Morita Etsurou | 2 |
#8 | Nozaki Shinji | 2 |
#9 | Itou Takao | 2 |
#10 | Himi Tatsuo | 1 |
Publication | Filing date | Title |
---|---|---|
JPS60232862A | Lens polishing device | |
JPS60159721A | Cleaner for contact lens | |
JPS60131518A | Contact lens material | |
JPS60130714A | Material for contact lens | |
JPS60127961A | Lens polishing apparatus | |
JPS6032022A | Contact lens material | |
JPS59193418A | Solution for use in contact lens | |
JPS58216222A | Manufacture of contact lens superior in transparency and hydrophilic property | |
JPS5858519A | Contact lens | |
JPS5831314A | Silicone composition for contact lens | |
JPS57203440A | Treating tool | |
JPS57189114A | Contact lens | |
JPS57189115A | Contact lens | |
JPS57178217A | Contact lens and its manufacture | |
JPS5799612A | Contact lens | |
JPS5799611A | Contact lens |