SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (date >= '1987-00-00' AND date < '1988-00-00') ORDER BY date ASC, patent, type |
Total of 1 patents found where: Year is 1987
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1987 | ||||||
U | 4,658,092 | April 14, 1987 | Explosion Preventing Suspension Insulator Suspension insulator using cement to prevent damage to insulator from expansion |
NAKAMURA, Itsushi MORI, Shigeo |
Suspension | NGK Insulators, Ltd. |
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