Complex sentence: Republic offered an Amphibious aircraft, the Seabee, Cessna offered the 195, and Beech (now Raytheon) offered by far the most successful type Bonanza (still in production 60 years later).
Split into simpler sentences: Republic offered an Amphibious aircraft, the Seabee, Cessna offered the 195, and Beech (now Raytheon) offered the Bonanza. Of all these aircraft, the Bonanza was by far the most successful (it is still in production 60 years later).