TA

Tetsuo Aoyama

MC Mitsubishi Gas Chemical Company: 28 patents #19 of 1,727Top 2%
Sharp Kabushiki Kaisha: 4 patents #3,475 of 10,731Top 35%
TL Tokyo Electron Limited: 2 patents #2,602 of 5,567Top 50%
TI Texas Instruments: 2 patents #5,248 of 12,488Top 45%
SC Sanyo Semiconductor Co.: 1 patents #143 of 323Top 45%
ET Ekc Technology: 1 patents #41 of 87Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
SC Sanyo Semiconductor Manufacturing Co.: 1 patents #12 of 24Top 50%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
Overall (All Time): #108,692 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
8545716 Etching liquid composition Tsuguhiro Tago, Tomotake Matsuda, Mayumi Kimura 2013-10-01
7399365 Aqueous fluoride compositions for cleaning semiconductor devices Toshitaka Hiraga, Tomoko Suzuki 2008-07-15
7341827 Separation-material composition for photo-resist and manufacturing method of semiconductor device Masafumi Muramatsu, Hayato Iwamoto, Kazumi Asada, Tomoko Suzuki, Toshitaka Hiraga 2008-03-11
7250391 Cleaning composition for removing resists and method of manufacturing semiconductor device Itaru Kanno, Yasuhiro Asaoka, Masahiko Higashi, Yoshiharu Hidaka, Etsuro Kishio +3 more 2007-07-31
6875288 Cleaning agent and cleaning method Hideto Gotoh, Takayuki Niuya, Hiroyuki Mori, Hiroshi Matsunaga, Fukusaburo Ishihara +4 more 2005-04-05
6686322 Cleaning agent and cleaning process using the same Masahiro Nohara, Ryou Hashimoto, Taimi Oketani, Hisaki Abe, Taketo Maruyama 2004-02-03
6638694 Resist stripping agent and process of producing semiconductor devices using the same Kazuto Ikemoto, Hisaki Abe, Taketo Maruyama 2003-10-28
6514352 Cleaning method using an oxidizing agent, chelating agent and fluorine compound Hideto Gotoh, Takayuki Niuya, Hiroyuki Mori, Hiroshi Matsunaga, Fukusaburo Ishihara +4 more 2003-02-04
6500270 Resist film removing composition and method for manufacturing thin film circuit element using the composition Masahiro Nohara, Yukihiko Takeuchi, Taimi Oketani, Taketo Maruyama, Tetsuya Karita +1 more 2002-12-31
6462005 Cleaning agent for a semiconductor device and a method of manufacturing a semiconductor device Hideto Gotoh, Rieko Nakano, Hideki Fukuda 2002-10-08
6458517 Photoresist stripping composition and process for stripping photoresist Masahiro Nohara, Yukihiko Takeuchi, Hisaki Abe, Taketo Maruyama 2002-10-01
6440326 Photoresist removing composition Taketo Maruyama, Hisaki Abe, Tetsuya Karita 2002-08-27
6372410 Resist stripping composition Kazuto Ikemoto, Kojiro Abe 2002-04-16
6265309 Cleaning agent for use in producing semiconductor devices and process for producing semiconductor devices using the same Hideto Gotoh, Tsuyoshi Matsui, Takayuki Niuya, Taketo Maruyama, Tetsuya Karita +3 more 2001-07-24
6199567 Method and apparatus for manufacturing semiconductor device Itaru Kanno, Mayumi Hada 2001-03-13
5972862 Cleaning liquid for semiconductor devices Yoshimi Torii, Shunji Sasabe, Masayuki Kojima, Kazuhisa Usuami, Takafumi Tokunaga +8 more 1999-10-26
5962385 Cleaning liquid for semiconductor devices Taketo Maruyama, Ryuji Hasemi, Hidetoshi Ikeda 1999-10-05
5911836 Method of producing semiconductor device and rinse for cleaning semiconductor device Mayumi Hada, Ryuji Hasemi, Hidetoshi Ikeda 1999-06-15
5846695 Removing agent composition for a photoresist and process for producing a semiconductor integrated circuit Keiichi Iwata, Tetsuya Karita 1998-12-08
5693599 Flux washing agent Toshio Kondoh, Toshihiko Kobayashi, Kaoru Tsuyuki 1997-12-02
5630904 Stripping and cleaning agent for removing dry-etching and photoresist residues from a semiconductor substrate, and a method for forming a line pattern using the stripping and cleaning agent Rieko Nakano, Akira Ishihama, Koichiro Adachi 1997-05-20
5538832 Developing solution for producing printed circuit boards and a process for producing printed circuit boards wherein the developing solution comprises a quaternary ammonium hydroxide and a quaternary ammonium carbonate Takeshi Nagasaka, Toshihiko Kobayashi, Naohito Yoshimura, Takashi Nakata, Youichi Takizawa 1996-07-23
5393386 Method for preparing aqueous quaternary ammonium hydroxide solution Toshio Kondo, Yasushi Sugawara, Masahiro Miyake 1995-02-28
5338462 Active carbon materials, process for the preparation thereof and the use thereof Hisaki Abe, Toshio Kondoh, Hideki Fukuda, Mayumi Takahashi, Masahiro Miyake 1994-08-16
5242879 Active carbon materials, process for the preparation thereof and the use thereof Hisaki Abe, Toshio Kondoh, Hideki Fukuda, Mayumi Takahashi, Masahiro Miyake 1993-09-07