Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10027932 | Intercom system and communication method | Tetsuya Ashizuka | 2018-07-17 |
| 5422727 | Facsimile apparatus having magnetic tape recording apparatus for data storage | — | 1995-06-06 |
| 5418976 | Processing system having a storage set with data designating operation state from operation states in instruction memory set with application specific block | — | 1995-05-23 |
| D356083 | Video tape recorder | Michio Ogawa | 1995-03-07 |
| 5043459 | Saccharoascorbic acid derivatives and production thereof | Koichi Matsumura, Yoshihiro Sugihara, Yoshiaki Shimizu, Toshiro Yamashita | 1991-08-27 |