Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5795374 | Coating composition | Masayasu Itoh, Shigeo Fukuda, Yoshihisa Kawakami, Yasushi Kawamura, Shigeru Masuoka +1 more | 1998-08-18 |
| 5767171 | Coating composition | Masayasu Itoh, Masahiro Ishidoya, Yoshihiro Honda | 1998-06-16 |
| 5187229 | Pigment dispersing agent | Toshio Yamamoto, Yoshiaki Matsukura, Osamu Ohe, Hisao Ogawa, Masahiro Ishidoya | 1993-02-16 |
| 5100969 | Pigment dispersing agent | Toshio Yamamoto, Yoshiaki Matsukura, Osamu Ohe, Hisao Ogawa, Masahiro Ishidoya | 1992-03-31 |
| 4933417 | Pigment dispersing agent | Toshio Yamamoto | 1990-06-12 |