Mizokawa; Sadao
Patent Applications and Registrations
Patent applications and USPTO patent grants for Mizokawa; Sadao.The latest application filed is for "method of locating fault of communication system".
- Mizokawa; Sadao - Katsuta JP
- Mizokawa; Sadao - Hitachi JP
- Mizokawa; Sadao - Ibaraki JP
| Patent | Date |
|---|---|
| Method of locating fault of communication system Grant 5,706,422 - Maruyama , et al. January 6, 1 | 1998-01-06 |
| Bridge apparatus with an address check circuit for interconnecting networks Grant 5,247,620 - Fukuzawa , et al. September 21, 1 | 1993-09-21 |
| Signal transmission system having a star coupled repeater Grant 5,210,632 - Murakami , et al. May 11, 1 | 1993-05-11 |
| Method of detecting recovery from fault in a data transmission system which effects loopback control Grant 4,704,714 - Tomizawa , et al. November 3, 1 | 1987-11-03 |
| Loop type data transmission system Grant 4,604,742 - Hamada , et al. August 5, 1 | 1986-08-05 |
| Reconfiguration control method for a loop-type data network Grant 4,530,085 - Hamada , et al. July 16, 1 | 1985-07-16 |
| Rotary type optical switch Grant 4,401,365 - Mizokawa , et al. August 30, 1 | 1983-08-30 |
| Loop type data highway system for data transmission Grant 4,398,288 - Mizokawa , et al. August 9, 1 | 1983-08-09 |
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