KW

Kazumasa Wakiya

TC Tokyo Ohka Kogyo Co.: 42 patents #14 of 684Top 3%
TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
IN Intel: 1 patents #18,218 of 30,777Top 60%
Overall (All Time): #73,263 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDate
11441101 Cleaning composition, cleaning method, and method for manufacturing semiconductor Isao Hirano, Shoichi Terada, Junji Nakamura, Takayuki Toshima 2022-09-13
9244358 Surface treatment liquid, surface treatment method, hydrophobilization method, and hydrophobilized substrate Jun Koshiyama 2016-01-26
8697345 Photoresist stripping solution and a method of stripping photoresists using the same Shigeru Yokoi 2014-04-15
8685910 Cleaning liquid used in photolithography and a method for treating substrate therewith Shigeru Yokoi, Koji Saito 2014-04-01
8367312 Detergent for lithography and method of forming resist pattern with the same Yoshihiro Sawada, Jun Koshiyama, Hidekazu Tajima, Atsushi Miyamoto, Tomoya Kumagai +1 more 2013-02-05
8354215 Method for stripping photoresist Shigeru Yokoi, Takayuki Haraguchi 2013-01-15
8192923 Photoresist stripping solution and a method of stripping photoresists using the same Shigeru Yokoi 2012-06-05
8158568 Cleaning liquid used in process for forming dual damascene structure and a process for treating substrate therewith Shigeru Yokoi 2012-04-17
8124312 Method for forming pattern, and material for forming coating film Kiyoshi Ishikawa, Jun Koshiyama 2012-02-28
7897325 Lithographic rinse solution and method for forming patterned resist layer using the same Yoshihiro Sawada, Jun Koshiyama, Atsushi Miyamoto, Hidekazu Tajima 2011-03-01
7846637 Material for forming resist protective film for use in liquid immersion lithography process and method for forming resist pattern using the protective film Keita Ishizuka, Kotaro Endo, Masaaki Yoshida 2010-12-07
7811748 Resist pattern forming method and composite rinse agent Jun Koshiyama, Fumitake Kaneko, Atsushi Miyamoto, Hidekazu Tajima, Yoshihiro Sawada 2010-10-12
7795197 Cleaning liquid for lithography and method for resist pattern formation Yoshihiro Sawada, Jun Koshiyama, Atsushi Miyamoto, Hidekazu Tajima 2010-09-14
7741260 Rinsing fluid for lithography Jun Koshiyama, Fumitake Kaneko, Atsushi Miyamoto, Hidekazu Tajima, Yoshihiro Sawada 2010-06-22
7442675 Cleaning composition and method of cleaning semiconductor substrate Shigeru Yokoi, Takayuki Haraguchi, Makarem A. Hussein, Lana Jong, Shan Clark 2008-10-28
7371510 Material for forming resist protecting film for use in liquid immersion lithography process, composite film, and method for forming resist pattern Taku Hirayama, Ryoichi Takasu, Mitsuru Sato, Masaaki Yoshida, Koki Tamura 2008-05-13
7238462 Undercoating material for wiring, embedded material, and wiring formation method Etsuko Nakamura 2007-07-03
7179399 Material for forming protective film Jun Koshiyama 2007-02-20
7129020 Liquid coating composition for forming a top antireflective film and photoresist laminate using the same, as well as method for forming photoresist pattern Naotaka Kubota, Shigeru Yokoi, Takayuki Haraguchi 2006-10-31
6815151 Rinsing solution for lithography and method for processing substrate with the use of the same Masahito Tanabe, Masakazu Kobayashi, Toshimasa Nakayama 2004-11-09
6746963 Method for processing coating film and method for manufacturing semiconductor element with use of the same method Yasushi Fujii, Hiroyuki Iida, Isao Sato, Shigeru Yokoi 2004-06-08
6734258 Protective coating composition for dual damascene process Etsuko Iguchi, Jun Koshiyama 2004-05-11
6689535 Anti-reflective coating composition, multilayer photoresist material using the same, and method for forming pattern Etsuko Iguchi, Takeshi Tanaka 2004-02-10
6638899 Photoresist stripping solution and a method of stripping photoresists with the same Masakazu Kobayashi 2003-10-28
6599682 Method for forming a finely patterned photoresist layer Etsuko Iguchi 2003-07-29