TT

Toshikazu Tachikawa

TC Tokyo Ohka Kogyo Co.: 20 patents #54 of 684Top 8%
TA Tachikawa: 1 patents #13 of 42Top 35%
Overall (All Time): #210,681 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
8198004 Resist composition Taku Hirayama, Hideo Hada, Satoshi Fujimura, Takeshi Iwai, Mitsuru Sato +6 more 2012-06-12
8187798 Method of forming fine patterns Yoshiki Sugeta, Fumitake Kaneko 2012-05-29
8142980 Over-coating agent for forming fine patterns and a method of forming fine patterns using such agent Yoshiki Sugeta, Fumitake Kaneko, Naohisa Ueno 2012-03-27
8124318 Over-coating agent for forming fine patterns and a method of forming fine patterns using such agent Yoshiki Sugeta, Fumitake Kaneko 2012-02-28
8043798 Method of forming fine patterns Tsuyoshi Nakamura, Tasuku Matsumiya, Kiyoshi Ishikawa, Yoshiki Sugeta 2011-10-25
7553610 Method of forming fine patterns Fumitake Kaneko, Yoshiki Sugeta 2009-06-30
7541138 Resist composition Taku Hirayama, Hideo Hada, Satoshi Fujimura, Takeshi Iwai, Mitsuru Sato +6 more 2009-06-02
7527909 Resist composition Taku Hirayama, Hideo Hada, Satoshi Fujimura, Takeshi Iwai, Mitsuru Sato +6 more 2009-05-05
7501220 Resist composition Taku Hirayama, Hideo Hada, Satoshi Fujimura, Takeshi Iwai, Mitsuru Sato +6 more 2009-03-10
7235345 Agent for forming coating for narrowing patterns and method for forming fine pattern using the same Yoshiki Sugeta, Fumitake Kaneko 2007-06-26
7189499 Method of forming fine patterns Yoshiki Sugeta, Fumitake Kaneko 2007-03-13
7033731 Multilayered body for photolithographic patterning Fumitake Kaneko, Naotaka Kubota, Miwa Miyairi, Takako Hirosaki, Koutaro Endo 2006-04-25
6936400 Negative resist composition Ryoichi Takasu, Miwa Miyairi, Jun Iwashita 2005-08-30
6864036 Negative-working photoresist composition Fumitake Kaneko, Naotaka Kubota, Miwa Miyairi, Takako Hirosaki, Koutaro Endo 2005-03-08
6811817 Method for reducing pattern dimension in photoresist layer Yoshiki Sugeta, Fumitake Kaneko 2004-11-02
6544712 Negative working resist composition Fumitake Kaneko, Miwa Miyairi, Masakazu Kobayashi 2003-04-08
6455228 Multilayered body for photolithographic patterning Fumitake Kaneko, Naotaka Kubota, Miwa Miyairi, Takako Hirosaki, Koutaro Endo 2002-09-24
6406829 Negative-working photoresist composition Fumitake Kaneko, Naotaka Kubota, Miwa Miyairi, Takako Hirosaki, Koutaro Endo 2002-06-18
6276861 Writing instrument 2001-08-21
6171749 Negative-working chemical-amplification photoresist composition Fumitake Kaneko, Satoshi Fujimura, Miwa Miyairi, Hiroshi Komano, Toshimasa Nakayama 2001-01-09
5928837 Negative-working chemical-sensitization photoresist composition comprising oxime sulfonate compounds Mitsuru Sato, Kiyoshi Ishikawa, Yoshiki Sugeta, Hiroyuki Yamazaki, Hiroshi Komano 1999-07-27