Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5044331 | Air-fuel ratio control method for an internal combustion engine having spark plugs with heaters | Toshiyuki Suga, Shinichi Kitajima | 1991-09-03 |
HK
Horiki Kodama
Overall (All Time): #3,884,229 of 4,157,543Top 95%
1
Patents All Time