Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5370832 | Sintered ceramic body for a spark plug insulator and method of sintering the same | Mamoru Musasa, Hiroyuki Tanabe, Masahiro Konishi | 1994-12-06 |
| 5283134 | Spark plug insulator and a method of sintering | Hiroyuki Tanabe, Mamoru Musasa | 1994-02-01 |