Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8900371 | Cleaning agent for substrate and cleaning method | Hironori Mizuta, Masahiko Kakizawa | 2014-12-02 |
| 8871653 | Etching agent, etching method and liquid for preparing etching agent | Osamu Matsuda, Nobuyuki Kikuchi, Satoshi Shirahata | 2014-10-28 |
| 8513139 | Etching agent, etching method and liquid for preparing etching agent | Osamu Matsuda, Nobuyuki Kikuchi, Satoshi Shirahata | 2013-08-20 |
| 7700532 | Cleaning composition and method of cleaning therewith | Hironori Mizuta, Takehisa Kato | 2010-04-20 |
| 7481949 | Polishing composition and rinsing composition | Akihiro Kawase, Toshihiro Miwa, Kenji Sakamoto | 2009-01-27 |
| 7375066 | Semiconductor wafer cleaning agent and cleaning method | Masahiko Kakizawa, Mayumi Kimura, Hironori Mizuta | 2008-05-20 |
| 6716803 | Cleaning agent for a semi-conductor substrate | Masahiko Kakizawa, Ken-ichi Umekita | 2004-04-06 |
| 6534458 | Cleaning agent for a semi-conductor substrate | Masahiko Kakizawa, Ken-ichi Umekita | 2003-03-18 |
| 6514921 | Cleaning agent | Masahiko Kakizawa, Osamu Ichikawa | 2003-02-04 |
| 6410494 | Cleaning agent | Masahiko Kakizawa, Osamu Ichikawa | 2002-06-25 |
| 6310019 | Cleaning agent for a semi-conductor substrate | Masahiko Kakizawa, Ken-ichi Umekita | 2001-10-30 |
| 6143705 | Cleaning agent | Masahiko Kakizawa, Osamu Ichikawa | 2000-11-07 |
| 5840127 | Surface treating agents and treating process for semiconductors | Masahiko Kakizawa | 1998-11-24 |
| 5580846 | Surface treating agents and treating process for semiconductors | Masahiko Kakizawa | 1996-12-03 |
| 5290361 | Surface treating cleaning method | Masahiko Kakizawa, Kenichi Umekita, Hiroyoshi Nawa, Hisashi Muraoka | 1994-03-01 |