Issued Patents 1997
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682114 | Variable delay circuit, ring oscillator, and flip-flop circuit | — | 1997-10-28 |
| 5668491 | Variable delay circuit | Norio Higashisaka | 1997-09-16 |
| 5667748 | Process and apparatus for multilayer blow molding and articles blow-molded therewith | Kohsei Kushima, Satoshi Furuki | 1997-09-16 |
| 5661206 | Fluidity control of cementitious compositions | Yoshio Tanaka, Hideyuki Tahara, Tsuyoshi Hirata | 1997-08-26 |
| 5660626 | Cement dispersing agent | Tomomi Sugiyama, Yoshio Tanaka | 1997-08-26 |
| 5656956 | Logic gate circuit and digital integrated circuit | Norio Higashisaka | 1997-08-12 |
| 5612396 | Copolymers | Salvatore Valenti, Bernhard Leikauf | 1997-03-18 |