Issued Patents All Time
Showing 76–92 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4653065 | Preheating mechanism for use with duplex electric-arc furnace system | Masahiko Seki, Katsuya Kogumasaka, Seiyu Takao, Isao Arimitsu, Hisanori Fujimori | 1987-03-24 |
| 4628285 | 3-terminal oscillating element and oscillator employing the same | Jiro Inoue, Masashige Miyamori | 1986-12-09 |
| 4565479 | Raw materials charging device for preheating furnace | Masahiko Seki, Shozo Minami, Katsuya Kogumasaka | 1986-01-21 |
| 4511891 | Money information print control system | Hachizou Yamamoto | 1985-04-16 |
| 4503350 | Piezoelectric resonator device with a laminated structure | — | 1985-03-05 |
| 4492892 | Piezoelectric resonator device supported by anisotropic rubber conductor | — | 1985-01-08 |
| 4485441 | Clerk share calculation in an electronic cash register | Hachizou Yamamoto | 1984-11-27 |
| 4455502 | Rectangular piezoelectric resonator with offset slot | — | 1984-06-19 |
| 4455503 | Rectangular piezoelectric resonator with a slot in one surface | — | 1984-06-19 |
| 4450526 | Money preset in an electronic cash register | Hachizou Yamamoto | 1984-05-22 |
| 4435767 | Error alarm system for detecting an abnormal condition in a peripheral system of an electronic cash register | Masahide Ishida, Hachizou Yamamoto | 1984-03-06 |
| 4430713 | PLU-Code controlled electronic cash register | Masahide Ishida, Hachizou Yamamoto | 1984-02-07 |
| 4408292 | Data print control in an electronic cash register | Hachizou Yamamoto | 1983-10-04 |
| 4399508 | Cash checking read operation in an electronic cash register | Hachizou Yamamoto | 1983-08-16 |
| 4369334 | Audible announcement in an electronic cash register | Masahide Ishida, Hachizou Yamamoto | 1983-01-18 |
| 4348551 | Service bargain announcement in an electronic cash register | Masahide Ishida, Hachizou Yamamoto | 1982-09-07 |
| 4325441 | Error alarm system in a combined electronic weighing scale and electronic cash register | Masahide Ishida, Hachizou Yamamoto | 1982-04-20 |