Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7070715 | Disazo compound or salt thereof and polarizing film using the same | Toru Ashida, Narutoshi Hayashi | 2006-07-04 |
| 6699976 | Polyazo compound or salt thereof and dye-based polarization film containing the same | Toru Ashida, Narutoshi Hayashi | 2004-03-02 |
| 6696909 | Circuit module and method for mounting the same | Keiji Inoue, Tsutomu Ishige | 2004-02-24 |
| 6399752 | Polyazo compound or salt thereof and dye-based polarization film containing the same | Narutoshi Hayashi, Toru Ashida | 2002-06-04 |
| 6284863 | Polymers having O-substituted vinylphenol unit and resist compositions containing them | Sang Tae Kim, Masumi Suetsugu | 2001-09-04 |
| 6015885 | Polyazo compound and method for dyeing or textileprinting fiber material using the same | — | 2000-01-18 |
| 5998591 | Fiber-reactive bisazo compound | Kouji Toishi, Nobutaka Kunimi | 1999-12-07 |
| 5463032 | Bisazo compounds and method for dyeing or printing fiber materials using the same | Kingo Akahori, Takashi Omura, Mahito Fujita, Naoki Harada | 1995-10-31 |