Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4713765 | Control system for an engine having an air intake passage | Tomoaki Abe, Hideya Fujisawa, Norio Omori, Masumi Kinugawa, Katsunori Ito +2 more | 1987-12-15 |
| 4683858 | Apparatus for controlling engine | Yoshihisa Sato, Masumi Kinugawa, Toshitaka Yamada, Tiaki Mizuno, Atsushi Suzuki | 1987-08-04 |
| 4680964 | Heat-wire type airflow quantity measuring apparatus | Yoshihisa Sato, Masumi Kinugawa, Toshitaka Yamada, Tiaki Mizuno, Atsushi Suzuki +1 more | 1987-07-21 |
| 4671242 | Engine control apparatus | Katsunori Ito, Yuzi Hirabayashi, Masumi Kinugawa, Norio Omori | 1987-06-09 |
| 4669306 | Heat-wire type air flow measurement apparatus | Katsunori Ito, Toshitaka Yamada, Tiaki Mizuno, Masumi Kinugawa | 1987-06-02 |
| 4665745 | Heat wire type air flowrate measuring apparatus | Katsuhiro Ina, Yoshihisa Sato, Masumi Kinugawa, Atsushi Suzuki, Katsunori Ito +3 more | 1987-05-19 |
| 4596138 | Measuring apparatus for internal combustion engine | Katsunori Ito, Tiaki Mizuno, Toshitaka Yamada, Tomoaki Abe | 1986-06-24 |
| 4565091 | Apparatus for measuring the quantity of airflow passing through an intake passage of an engine | Katsunori Ito, Tiaki Mizuno, Toshitaka Yamada, Tomoaki Abe | 1986-01-21 |
| 4558417 | Computer based engine control with lower priority interrupt requests generated in selected higher priority interrupt routines | Kenzo Ito, Hiroyasu Fukaya, Haruhiko Ogiso, Yuji Hirabayashi, Takahide Kawamura | 1985-12-10 |
| 4553208 | Engine control event timing employing both crank angle rotation and time measurements | Kenzo Ito, Hiroyasu Fukaya, Haruhiko Ogiso, Yuji Hirabayashi, Takahide Kawamura | 1985-11-12 |
| 4510910 | Ignition timing control method and apparatus for internal combustion engines | Masakazu Ninomiya, Toshi Suda, Norio Omori, Hiroyasu Fukaya | 1985-04-16 |
| 4499544 | Electronic ignition control apparatus | Masahiro Ohba, Kenzo Ito, Yuuji Hirabayashi, Satoshi Hirano, Naoto Ooka | 1985-02-12 |
| 4476532 | Method and apparatus for controlling the duty cycle of an off-on type valve by monitoring the history of the state of the valve | Kenzo Ito, Hiroyasu Fukaya, Haruhiko Ogiso, Yuji Hirabayashi, Takahide Kawamura | 1984-10-09 |
| 4467765 | Method and system for operating an engine at maximum torque with variable amount of dither | Atsushi Suzuki, Masakazu Ninomiya, Hiroyasu Fukaya | 1984-08-28 |
| 4428342 | Method and system for operating an internal combustion engine at optimum torque | Atsushi Suzuki, Norio Omori, Masakazu Ninomiya, Yuji Hirabayashi | 1984-01-31 |
| 4360874 | Electronic ignition control apparatus | Masahiro Ohba, Kenzo Ito, Yuuji Hirabayashi, Satoshi Hirano, Naoto Ooka | 1982-11-23 |
| 4347570 | Method and apparatus for controlling ignition coil energization | Kenzo Ito, Hiroyasu Fukaya, Haruhiko Ogiso, Yuji Hirabayashi, Takahide Kawamura | 1982-08-31 |