Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7870526 | Aid apparatus, computer-readable recording medium in which design aid program is stored, and interactive design aid apparatus | Tsuneo Oka | 2011-01-11 |
| 5472663 | Ni-based alloy sparking plug electrode material for use in an internal combustion engine | Hideo Kitamura, Kensho Sahira | 1995-12-05 |
| 5204059 | Ni base alloy for spark plug electrodes of internal combustion engines | Kensho Sahira, Hideo Kitamura, Nobuyoshi Kurauchi | 1993-04-20 |
| 4906438 | Ni base alloy for spark plug electrodes of internal combustion engine | Kensho Sahira, Hideo Kitamura, Nobuyoshi Kurauchi | 1990-03-06 |