Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667663 | Phase locked loop circuit | — | 2003-12-23 |
| 6304144 | Differential amplification circuit | Daisuke Yamazaki | 2001-10-16 |
| 6191630 | Delay circuit and oscillator circuit using same | Daisuke Yamazaki | 2001-02-20 |
| 4687614 | Process for producing a high integrity container | Osamu Suzuki, Kanjiro Ishizaki | 1987-08-18 |
| 4594513 | Multiplex design container having a three-layered wall structure and a process for producing the same | Osamu Suzuki, Kanjiro Ishizaki | 1986-06-10 |
| 4314957 | Method for manufacture of polymer-impregnated hollow concrete product | — | 1982-02-09 |
| 4224274 | Method for manufacture of concrete products | — | 1980-09-23 |