Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864003 | Block-graft polymer and process for producing it | Mikio Shiono, Osamu Watanabe, Koichi Ito | 1989-09-05 |
| 4803243 | Block-graft copolymer | Mikio Shiono, Osamu Watanabe, Koichi Ito | 1989-02-07 |
| 4789781 | Scanning electron microscope | Masaki Kitagawa, Akira Ohtomo | 1988-12-06 |
| 4758640 | Vinylsilyl group-containing monodisperse polymeric compound and a method for the preparation thereof | Minoru Takamizawa, Akira Yamamoto, Toshinobu Ishihara | 1988-07-19 |
| 4731424 | Process for producing polymer compound containing alkenylsilyl group | Mikio Shiono, Osamu Watanabe, Koichi Ito | 1988-03-15 |
| 4636454 | Method for the preparation of a patterned photoresist layer and a photoresist composition therefor | Takeo Kazama, Minoru Takamizawa, Akira Yamamoto | 1987-01-13 |
| 4554376 | Method for separating and purifying amino acid | Yoshinobu Isono, Yoshiyuki Miyaki | 1985-11-19 |
| 4514304 | Method for purifying and concentrating organic matters | Yoshiyuki Miyaki, Yoshitaka Fujita, Kazunori Se | 1985-04-30 |
| 4477596 | Amphoteric ion exchanger and method of making same | — | 1984-10-16 |
| 4442199 | Pattern formation with negative type resist | Kimio Shibayama, Kingo Itaya | 1984-04-10 |
| 4367281 | Fine fabrication process using radiation sensitive resist | Kimio Shibayama, Kingo Itaya | 1983-01-04 |
| 4365023 | Method for manufacturing block copolymer | Mitsuru Nagasawa, Syotaro Ohno | 1982-12-21 |