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 26–42 of 42 patents

Patent #TitleCo-InventorsDate
6416930 Composition for lithographic anti-reflection coating, and resist laminate using the same Naotaka Kubota, Shigeru Yokoi, Masakazu Kobayashi 2002-07-09
6291142 Photoresist stripping liquid compositions and a method of stripping photoresists using the same Masahito Tanabe, Masakazu Kobayashi, Toshimasa Nakayama 2001-09-18
6261745 Post-ashing treating liquid compositions and a process for treatment therewith Masahito Tanabe, Masakazu Kobayashi, Hiroshi Komano, Toshimasa Nakayama 2001-07-17
6225034 Photoresist stripping liquid compositions and a method of stripping photoresists using the same Masahito Tanabe, Masakazu Kobayashi, Toshimasa Nakayama 2001-05-01
6225030 Post-ashing treating method for substrates Masahito Tanabe, Masakazu Kobayashi, Toshimasa Nakayama 2001-05-01
6218087 Photoresist stripping liquid composition and a method of stripping photoresists using the same Masahito Tanabe, Masakazu Kobayashi 2001-04-17
6136505 Liquid coating composition for use in forming antireflective film and photoresist material using said antireflective film Masahito Tanabe, Masakazu Kobayashi, Hiroshi Komano, Toshimasa Nakayama 2000-10-24
6132928 Coating solution for forming antireflective coating film Masahito Tanabe, Masakazu Kobayashi, Toshimasa Nakayama 2000-10-17
6068000 Substrate treatment method Masahito Tanabe, Masakazu Kobayashi, Toshimasa Nakayama 2000-05-30
5968848 Process for treating a lithographic substrate and a rinse solution for the treatment Masahito Tanabe, Masakazu Kobayashi, Toshimasa Nakayama 1999-10-19
5905063 Remover solution composition for resist and method for removing resist using the same Masahito Tanabe, Masakazu Kobayashi, Toshimasa Nakayama 1999-05-18
5863710 Developer solution for photolithographic patterning Masakazu Kobayashi, Toshimasa Nakayama 1999-01-26
5795702 Photoresist stripping liquid compositions and a method of stripping photoresists using the same Masahito Tanabe, Masakazu Kobayashi, Toshimasa Nakayama 1998-08-18
5792274 Remover solution composition for resist and method for removing resist using the same Masahito Tanabe, Masakazu Kobayashi, Toshimasa Nakayama 1998-08-11
5783362 Liquid coating composition for use in forming photoresist coating films and a photoresist material using said composition Masakazu Kobayashi, Toshimasa Nakayama 1998-07-21
5631314 Liquid coating composition for use in forming photoresist coating films and photoresist material using said composition Masakazu Kobayashi, Toshimasa Nakayama 1997-05-20
4944893 Remover solution for resist Hatsuyuki Tanaka, Masakazu Kobayashi, Toshimasa Nakayama 1990-07-31