Issued Patents 1989
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884332 | Tool changer | Akira Ozawa, Tomomi Kousaka, Masatoshi Murakami | 1989-12-05 |
| 4876937 | Apparatus for producing rhythmically aligned tones from stored wave data | — | 1989-10-31 |
| 4868811 | Multiple access communication system | — | 1989-09-19 |
| 4858077 | Condenser-containing, ceramic multi-layer circuit board and semiconductor module and computer having the circuit board | Hiroichi Shinohara, Satoru Ogihara | 1989-08-15 |
| 4841828 | Electronic musical instrument with digital filter | — | 1989-06-27 |
| 4836639 | Optical fiber cable having a neutral axis defining a zero stress | Naoki Shamoto, Yasuyuki Sugawara, Masaaki Kawase, Hiromichi Shinohara | 1989-06-06 |
| 4818299 | Method of manufacturing cold-rolled steel sheets | Susumu Sato, Mitsumasa Kurosawa, Takashi Obara, Kozo Tsunoyama | 1989-04-04 |
| 4816408 | Nozzle device in an apparatus for biochemical reactions | Shuji Iwasaki, Satoru Kamada, Yuji Higo | 1989-03-28 |
| 4812014 | Water penetration-detecting apparatus and optical fiber cable using same | Hiroyuki Sawano, Yasuyuki Sugawara, Kazunaga Kobayashi, Nobuyasu Sato | 1989-03-14 |
| 4801787 | IC card identification system having first and second data identification functions | — | 1989-01-31 |
| RE32838 | Electronic musical instruments | — | 1989-01-24 |