Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354513 | Polarizing film | Katsuji Nakamura, Shin Hosonuma, Masakatsu Nakatsuka, Tsutomu Nishizawa | 1994-10-11 |
| 5286418 | Polarizing film | Katsuji Nakamura, Shin Hosonuma, Masakatsu Nakatsuka, Tsutomu Nishizawa | 1994-02-15 |