MK

Masaru Kitagawa

DC Dainippon Screen Mfg. Co.: 6 patents #119 of 977Top 15%
ZE Zeon: 4 patents #174 of 734Top 25%
TK Toyo Boseki Kabushiki Kaisha: 3 patents #234 of 1,085Top 25%
KI Kyoto Pharmaceutical Industries: 1 patents #24 of 57Top 45%
NT Ntn: 1 patents #814 of 1,364Top 60%
TC Toyobo Co.: 1 patents #227 of 498Top 50%
DC Daito Kasei Kogyo Co.: 1 patents #3 of 13Top 25%
📍 Hikone, JP: #17 of 328 inventorsTop 6%
Overall (All Time): #292,191 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
11851548 Latex composition Misa Yamamoto 2023-12-26
11236218 Latex composition and film molded body Naohiro IGARI, Misa Yamamoto, Shinji Kato 2022-02-01
11065788 Method for manufacturing gloves Misa Yamamoto 2021-07-20
11058162 Method for manufacturing glove Misa Yamamoto 2021-07-13
9181436 Cosmetic pigments, their production method, and cosmetics containing the cosmetic pigments Kenji Nishimoto, Takumi Tanaka 2015-11-10
8703443 γ-L-PGA producing microorganism, method of producing γ-L-PGA using the microorganism, crosslinked substance produced using the microorganism, and external dermal agent produced using the microorganism Shuhei Yamamoto, Michiko Suzuki, Atsushi Sogabe, Makoto Ashiuchi 2014-04-22
7989599 Activator including biosurfactant as active ingredient, mannosyl erythritol lipid, and production method thereof Michiko Suzuki, Shuhei Yamamoto, Atsushi Sogabe, Dai Kitamoto, Tomotake Morita +2 more 2011-08-02
7754864 Tyrosinase activity controlling agent, process for producing the same and external preparation containing the same Yutaka Tokiwa, Kenji Yoshino, Shusaku Yanagidani, Takao Raku, Tetsuzo Totani +1 more 2010-07-13
6598571 Cam follower with roller Kazuyoshi Harimoto, Yoshiyasu Nakano, Nobuhiro Kasahara 2003-07-29
5788742 Method and apparatus for degassing processing solution for substrates Hiroaki Sugimoto 1998-08-04
5678116 Method and apparatus for drying a substrate having a resist film with a miniaturized pattern Kenji Sugimoto, Hiroaki Sugimoto 1997-10-14
5601645 Substrate holder for a substrate spin treating apparatus Masahiro Nonomura 1997-02-11
5599394 Apparatus for delivering a silica film forming solution Manabu Yabe, Takafumi Ohki, Mitsuhiro Fujita 1997-02-04
4847286 Cromoglycic acid derivatives, method of production thereof and pharmaceutical composition Satoshi Tamaki, Hirokazu Tsuda, Susumu Nishizawa, Nobuhara Kakeya, Kazuhiko Kitao 1989-07-11
4693211 Surface treatment apparatus Nobutoshi Ogami 1987-09-15
4569717 Method of surface treatment Nobutoshi Ohgami, Hisao Nishizawa, Masakazu Saita 1986-02-11