StreamExtensions.cs

using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.IO;

public static class StreamExtensions
{
    public static IEnumerable<TResult> ReadJson<TResult>(this Stream stream)
    {
        var serializer = new JsonSerializer();
        using (var reader = new StreamReader(stream))
        using (var jsonReader = new JsonTextReader(reader))
        {
            jsonReader.SupportMultipleContent = true;
            while (jsonReader.Read())
            {
                if (jsonReader.TokenType == JsonToken.StartObject)
                {
                    yield return serializer.Deserialize<TResult>(jsonReader);
                }
            }
        }
    }
}