Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12334358 | Integration processes utilizing boron-doped silicon materials | Takehito Koshizawa, Karthik Janakiraman, Rui Cheng, Krishna Nittala, Menghui Li +8 more | 2025-06-17 |
| 5951617 | Apparatus and method for detecting misfires in internal combustion engine | Tomohiro Fujita | 1999-09-14 |
| 5857447 | Testing apparatus for fuel vapor treating device | — | 1999-01-12 |
| 5718210 | Testing apparatus for fuel vapor treating device | Tokiji Ito | 1998-02-17 |
| 5679890 | Fault diagnostic apparatus for evaporated fuel purging system | Katsuhiko Teraoka | 1997-10-21 |
| 5669362 | Diagnostic device for an evaporative emission control system | Shinsuke Kiyomiya | 1997-09-23 |
| 5590634 | Evaporative emission control system for an internal combustion engine | — | 1997-01-07 |