Issued Patents All Time
Showing 51–72 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5196794 | Hall-effect sensor with integrally molded frame, magnet, flux guide and insulative film | — | 1993-03-23 |
| 5189373 | Ignition apparatus for an internal combustion engine with engine cylinder misfiring detector having an ionization current noise filter | Masayuki Ikeuchi | 1993-02-23 |
| 5180983 | Ignition plug for an internal combustion engine provided with an ionization current detector electrode | Masayuki Ikeuchi | 1993-01-19 |
| 5180984 | Ion current sensing device for an internal combustion engine with spurious voltage preventing filter | Masayuki Ikeuchi | 1993-01-19 |
| 5178001 | Ignition apparatus for an internal combustion engine | Masayuki Ikeuchi | 1993-01-12 |
| 5144936 | Ignition apparatus for internal combustion engine | Masayuki Ikeuchi | 1992-09-08 |
| 5144234 | Hall-effect sensor with integrally molded frame and plate supported Hall element | — | 1992-09-01 |
| 5138258 | Hall effect device for crank angle sensing in which the hall effect device is sealed in a frame using silicone gel and resin | — | 1992-08-11 |
| 5137677 | Hall sensor device and method of producing the same | — | 1992-08-11 |
| 5107388 | Hall-effect magnetic sensor arrangement | Yutaka Ohashi | 1992-04-21 |
| 5093617 | Hall-effect sensor having integrally molded frame with printed conductor thereon | — | 1992-03-03 |
| 5028868 | Hall effect type sensing device and magnetic circuit device for a hall effect type sensor | Yutaka Ohashi | 1991-07-02 |
| 5014005 | Hall-effect sensor with component positioning element for detecting crankshaft angle | Masayuki Ikeuchi | 1991-05-07 |
| 5010263 | Hall effect type sensing device | — | 1991-04-23 |
| 4932388 | Rotary position detector for internal combustion engine | Masaaki Chiba | 1990-06-12 |
| 4931719 | Hall-effect sensor arrangement | Yutaka Ohashi | 1990-06-05 |
| 4919106 | Ignition distributor for an internal combustion engine | Seiki Kodama | 1990-04-24 |
| 4917064 | Method of and apparatus for generating cylinder discriminating signal in distributor for internal combustion engine | Seiki Kodama, Hideki Maruhashi | 1990-04-17 |
| 4903525 | Rotational position sensor device for internal combustion engine | Masaaki Chiba | 1990-02-27 |
| 4903673 | Iginition distributor for an internal combustion engine | Masaaki Chiba, Hideki Maruhashi, Yutaka Ohashi, Hidetoshi Miyaji | 1990-02-27 |
| 4887572 | Signal generating rotor of a distributor for an internal combustion engine and a method of producing the same | Seiki Kodama | 1989-12-19 |
| 4852541 | Distributor for internal combustion engine | Seiki Kodama, Shigenobu Murase, Haruyuki Matsuo, Hideki Maruhashi, Hidetoshi Miyaji | 1989-08-01 |